{"title":"Furnace Accessories","description":null,"products":[{"product_id":"4-x-35-chimney-liner-kit","title":"4\" X 35' Chimney Liner Kit","description":"\u003cdiv\u003e\n\u003cp\u003eRestore draft performance and improve flue safety with this 4‑inch flexible stainless steel chimney liner kit, engineered to reline existing masonry or factory‑built channels while providing a durable, smoke‑tight exhaust pathway. The 35‑foot continuous coil delivers adequate length for standard residential runs plus the necessary slack to navigate terminal collars, insulation wraps, and vertical offsets without creating seam junctions.\u003c\/p\u003e\n\u003ch2\u003ePhysical Dimensions and Appliance Match\u003c\/h2\u003e\n\u003cp\u003eCrafted from corrugated stainless steel, the liner expands and compresses along its longitudinal axis, allowing it to snake through preexisting chase pipes and angled chimney sections that rigid conduits cannot traverse. A steady 4‑inch internal diameter aligns with common venting requirements for most certified wood inserts, pellet stoves, and gas fireplace systems. This proportion pairs the exhaust opening closely with the appliance manifold, eliminating excess void space that encourages moisture accumulation and draft stagnation.\u003c\/p\u003e\n\u003ch2\u003eComplete Hardware Integration\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cb\u003eLiner Coil:\u003c\/b\u003e 35 feet of flexible, single‑wall stainless tube\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eMounting Hardware:\u003c\/b\u003e Securing clamps, base brackets, and tensioning straps for stable anchoring\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eTermination Fittings:\u003c\/b\u003e Flashing plates, drip collars, and roof pipe caps for exterior sealing\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eProvided as a coordinated package instead of an isolated roll, this system eliminates component searching and ensures dimensional consistency between the liner and every attachment point. Installing it over damaged clay tiles or degraded aluminum baffles restores a smooth interior surface, accelerates hot‑gas draw, and extends the operational lifespan of both the vent structure and the heat‑generating unit.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"HVAC MORE","offers":[{"title":"Default Title","offer_id":53965262356794,"sku":"MLKE0435","price":159.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/3573\/2538\/files\/MLKE0435.png?v=1787792868"},{"product_id":"5-x-25-chimney-liner-kit","title":"5\" X 25' Chimney Liner Kit","description":"\u003cdiv\u003e\n\u003cp\u003eA 5-inch diameter by 25-foot length stainless steel liner kit engineered to reline older masonry chimneys, restore proper draft, and create a safe venting pathway for wood-burning stoves, pellet inserts, and gas heating appliances. The corrosion-resistant stainless steel construction withstands repeated thermal expansion cycles while blocking acidic moisture and creosote deposits that gradually degrade unprotected clay tile or brick flues.\u003c\/p\u003e \u003ch2\u003eSystem Specifications and Fit\u003c\/h2\u003e\n\u003cp\u003eWith a 5-inch clear inner diameter, this liner aligns with common venting requirements for residential heating equipment that demands steady exhaust flow without excessive air restriction. The 25-foot run length accommodates the majority of single-family home chimney heights, spanning typical second-floor appliance installations down to ground-level exits. Sections interlock to form a continuous interior channel, sealing off gaps behind old mortar joints to prevent hazardous gas leakage into living spaces.\u003c\/p\u003e \u003ch2\u003ePerformance and Installation Considerations\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFlexible stainless design navigates minor flue contours while maintaining vertical alignment during pull-through procedures\u003c\/li\u003e\n\u003cli\u003eSecure joint connections maintain consistent draft pressure and reduce heat transfer to adjacent combustible framing\u003c\/li\u003e\n\u003cli\u003eStainless material prevents internal deterioration from wetwood smoke and condensation, extending overall venting lifespan\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eVerify your existing flue clearance and appliance manufacturer specifications before installation. The 5-inch dimension must match your heating unit’s required vent size to ensure optimal combustion efficiency and safe operation. This complete kit provides the primary lining tube needed for a full masonry flue rehabilitation project.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"HVAC MORE","offers":[{"title":"Default Title","offer_id":53965331333434,"sku":"MLKE0525","price":159.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/3573\/2538\/files\/MLKE0525_73871641-cafa-42d2-89a7-0062bd1c6821.png?v=1787793976"},{"product_id":"5-x-35-chimney-liner-kit","title":"5\" X 35' Chimney Liner Kit","description":"\u003cdiv\u003e\n\u003cp\u003eThis 5-inch by 35-foot chimney liner kit establishes a continuous, sealed exhaust pathway that safely routes combustion byproducts from residential heating systems. The precise 5-inch diameter aligns with standard gas furnaces, tankless water heaters, and standalone heating units, while the full 35-foot length accommodates typical vertical flue runs without requiring field joins.\u003c\/p\u003e \u003cp\u003eUnlined masonry chimneys deteriorate rapidly when exposed to persistent moisture and acidic exhaust. Routing appliance output through this dedicated tube isolates corrosive vapors from brick and mortar cores, effectively halting progressive wall degradation. The smooth internal bore preserves steady draft velocity, which maintains exhaust temperatures high enough to prevent creosote deposition and condensation inside the chase.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003eStandardized 5-inch inner dimension matches widespread HVAC and hearth appliance vent outputs\u003c\/li\u003e\n\u003cli\u003eContinuous 35-foot configuration removes intermediate connection points where combustion gases typically leak\u003c\/li\u003e\n\u003cli\u003eComplete flue rehabilitation reduces draft resistance and improves overall appliance combustion efficiency\u003c\/li\u003e\n\u003cli\u003eCorrosion-protective lining extends original chimney structure lifespan by capturing acidic runoff at the source\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eProper setup requires feeding the tube through the roof penetration and lower access point, securing it to the appliance discharge collar and chimney termination, then sealing all perimeter interfaces with heat-rated adhesive. Measure your existing flue clearance before purchasing to confirm the 5-inch liner profile and 35-foot reach correspond with your home’s vertical stack layout and municipal venting codes.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"HVAC MORE","offers":[{"title":"Default Title","offer_id":53965335396666,"sku":"MLKE0535","price":189.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/3573\/2538\/files\/MLKE0535.png?v=1787794080"},{"product_id":"6-x-35-chimney-liner-kit","title":"6\" X 35' Chimney Liner Kit","description":"\u003cdiv\u003e\n\u003cp\u003eThis 6-inch by 35-foot flexible insulated chimney liner kit delivers immediate draft improvements and heat retention for aging masonry flues and factory-built hearths. The continuous bendable construction navigates stacked offsets and tight vertical chases, eliminating the need for structural chimney rebuilding during your fireplace upgrade.\u003c\/p\u003e \u003ch2\u003eThermal Efficiency and Condensation Control\u003c\/h2\u003e\n\u003cp\u003eThe built-in insulation jacket captures exhaust heat to keep flue gases above the dew point. Sustained high temperatures prevent moisture condensation inside the vent system, which minimizes acidic corrosion and dramatically reduces creosote deposition on the liner surface. Faster warm-up times translate to consistent appliance performance right after ignition.\u003c\/p\u003e \u003ch2\u003eSizing and Installation Practicalities\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eSpecified diameter measures 6 inches across with a full 35-foot run, designed to serve two-story residential chimney systems\u003c\/li\u003e\n\u003cli\u003eFlexible profile slides through existing passageways without requiring access hatches or masonry removal\u003c\/li\u003e\n\u003cli\u003eInsulated outer layer maintains safer exterior wall temperatures to protect nearby combustible framing and siding\u003c\/li\u003e\n\u003cli\u003ePre-folded delivery format enables straightforward single-person deployment down the flue opening\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eConnecting this insulated flexliner restores proper venting capacity while preserving your existing hearth structure. Route the exposed end to your selected appliance collar, secure the joint with rated high-temperature sealant, and confirm steady draft movement before operating your heating unit.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"HVAC MORE","offers":[{"title":"Default Title","offer_id":53965338313018,"sku":"MLKE0635","price":195.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/3573\/2538\/files\/MLKE0635.png?v=1787794202"},{"product_id":"a-cabinet-plenum-knockdown-13-5x20x42-with-top","title":"A Cabinet Plenum Knockdown 13.5x20x42 With Top","description":"\u003cdiv\u003e\n\u003cp\u003eThis knockdown access panel delivers secure service entry for cabinet wiring while compressing to a flat profile for freight and storage efficiency. Built for high-density networking environments, it resolves the trade-off between frequent maintenance access and rack structural integrity.\u003c\/p\u003e\n\u003ch2\u003eStructured for Rapid On-Site Assembly\u003c\/h2\u003e\n\u003cp\u003eThe knockdown architecture ships without pre-welded corners or permanently fixed panels, significantly reducing dimensional footprint during transit. Assemblers align interlocking frame members and position the outer plate, then secure the joint with standard fasteners. This approach eliminates oversized packaging and simplifies handling in congested data hallways.\u003c\/p\u003e\n\u003ch2\u003eProtected Cabling with a Secure Top Cover\u003c\/h2\u003e\n\u003cp\u003eA reinforced top cover locks flush against the primary frame, eliminating movement triggered by internal fan vibration or HVAC pressure changes. The secured enclosure shields patch cords, fiber routes, and power supplies from accidental displacement or unauthorized connection points, allowing staff to reach critical links without stripping the entire rack assembly.\u003c\/p\u003e\n\u003ch2\u003eEngineered for Plenum-Rated Deployments\u003c\/h2\u003e\n\u003cp\u003eSized and constructed specifically for plenum-class cabinet routing, the unit maintains clear thermal channeling and meets standard fire-code expectations for elevated cable corridors above drop ceilings. The rigid chassis absorbs routine maintenance impacts, preserving airflow dynamics while ensuring consistent component visibility across extended service lifespans.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"HVAC MORE","offers":[{"title":"Default Title","offer_id":53965373997370,"sku":"132042P","price":89.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/3573\/2538\/files\/132042P.png?v=1787796088"},{"product_id":"b-cabinet-plenum-knockdown-16-5x20x42-with-top","title":"B Cabinet Plenum Knockdown 16.5x20x42 With Top","description":"\u003cdiv\u003e\n\u003cp\u003eSized exactly at 16 x 20 x 42 inches, this heavy-Duty B plenum cabinet installs rapidly beneath suspended ceilings to organize data and voice cabling while maintaining compliant clearances in active air-handling zones.\u003c\/p\u003e \u003ch3\u003eComplete Overhead Enclosure Design\u003c\/h3\u003e\n\u003cp\u003eThe integrated top panel closes the upper compartment, eliminating open gaps that could allow smoke migration or debris accumulation behind acoustic tiles. Standard knockout patterns along the sides and rear accommodate threaded conduit entry, so technicians can route copper, fiber optics, or low-voltage power without modifying the chassis on-site.\u003c\/p\u003e \u003ch3\u003eStreamlined Deployment Workflow\u003c\/h3\u003e\n\u003cp\u003eEngineered for straightforward installation, the cabinet mounts directly to existing T-bar suspension rails or drops from chain-hanger kits. Reinforced corner posts distribute weight evenly, keeping the 19-inch-wide interior level for patch panels, network switches, and fiber distribution frames. The full-swing access door clears adjacent raceways, enabling hand tools to reach every component during initial pull-through or routine maintenance.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003eB-plenum certification aligns with commercial HVAC fire and smoke containment codes\u003c\/li\u003e\n\u003cli\u003eFixed top lid creates a continuous barrier that protects overhead workspaces\u003c\/li\u003e\n\u003cli\u003ePre-aligned mounting holes reduce layout time and eliminate field drilling\u003c\/li\u003e\n\u003cli\u003eBox-style construction resists dents and maintains straight alignment over decades of use\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhether you are wiring new corporate floors or upgrading legacy telecom closets, this dimension-specific plenum cabinet bridges the gap between spatial efficiency and strict facility regulations. Order the unit that fits your grid precisely and simplifies every stage of the cable pull.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"HVAC MORE","offers":[{"title":"Default Title","offer_id":53965415645498,"sku":"172042P","price":95.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/3573\/2538\/files\/172042P.png?v=1787796446"},{"product_id":"c-cabinet-plenum-knockdown-19-5x20x42-with-top","title":"C Cabinet Plenum Knockdown 19.5x20x42 With Top","description":"\u003cdiv\u003e\n\u003cp\u003eShip and assemble a fully equipped 42-unit network enclosure in rooms where standard prebuilt cabinets cannot reach the installation site. Measuring exactly 19.5 inches wide, 20 inches deep, and 42 inches tall, this knockdown chassis delivers complete 19-inch mounting capacity while occupying less floor area than traditional data center racks.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003eThe unit arrives flat-packed for easy transport up stairwells and through narrow doorways. On-site assembly restores full structural integrity, supporting heavy switching equipment, fiber distribution frames, power distribution units, and PoE routers without bowing or racking stress. A dedicated secure top locks onto the frame perimeter, preventing unauthorized access to installed modules and shielding internal wiring from accidental contact or debris.\u003c\/p\u003e\n\u003cbr\u003e\n\u003cp\u003eEngineered specifically for plenum environments, the cabinet accommodates above-ceiling and shared air-handling deployments where fire-retardant and low-smoke material standards restrict standard metal enclosures. This allows IT planners to place edge servers, wireless controllers, and telecommunication gateways closer to end-users without violating building ventilation codes. The chassis retains broad accessory compatibility, accepting vertical cable management arms, blanking panels, and tool-less rear brackets to maintain clear airflow pathways and tidy cable runs.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eFlat-pack shipping eliminates freight bulk restrictions and simplifies manual site handling\u003c\/li\u003e\n\u003cli\u003eLocked overhead panel creates a tamper-resistant barrier for sensitive networking hardware\u003c\/li\u003e\n\u003cli\u003eFits standard 19-inch drill patterns and third-party rack accessories\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSelect this configuration when spatial constraints, municipal code compliance, and physical security converge in a single network node location.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"HVAC MORE","offers":[{"title":"Default Title","offer_id":53965425869114,"sku":"192042P","price":109.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/3573\/2538\/files\/192042P.png?v=1787796915"},{"product_id":"d-cabinet-plenum-knockdown-23-5x20x42-with-top","title":"D Cabinet Plenum Knockdown 23.5x20x42 With Top","description":"\u003cdiv\u003e\n\u003cp\u003eEngineered for rapid deployment and unobstructed airflow, the Sleek D Cabinet Plenum Knockdown Assembly converts standard storage into a functional workspace while maintaining strict ventilation requirements. The plenum-ready chassis accommodates raised-floor placements and overhead HVAC routing, allowing conditioned air to circulate freely around the unit. A reinforced solid top delivers a level, high-load surface for laptops, engineering schematics, or peripheral equipment.\u003c\/p\u003e\n\u003cp\u003eShipped in a knockdown configuration, individual panels and mounting brackets travel flat to minimize freight volume and eliminate transit bruising. Standard fasteners and pre-drilled alignment holes allow straightforward reassembly using basic hand tools, making the unit practical for last-minute floor reorganizations or temporary project setups.\u003c\/p\u003e\n\u003cp\u003eThe distinctive D-shaped footprint narrows the front edge while expanding interior depth, improving pedestrian clearance and reducing corner collisions in dense corridor layouts. The open-top plenum channel remains clear for ductwork and airflow verification, while the enclosed body stores files, networking hardware, or supplies without blocking ventilation pathways. Built for continuous duty cycles, this assembly combines structural rigidity with space-efficient organization, performing reliably in data environments, co-working floors, and modular corporate suites.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"HVAC MORE","offers":[{"title":"Default Title","offer_id":53965432750394,"sku":"232042P","price":119.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/3573\/2538\/files\/232042P.png?v=1787797221"},{"product_id":"he12m2","title":"12 GPD Whole House Humidifier","description":"\u003cdiv\u003e\n\u003cp\u003eThe HE12M2 whole house humidifier delivers a steady 12 gallons per day of moisture directly into your central HVAC ductwork, maintaining stable indoor humidity levels through the coldest heating months.\u003c\/p\u003e \u003cp\u003eRather than treating isolated rooms, this console unit mounts onto your main supply plenum or return-air trunk line, distributing evenly conditioned air throughout the entire dwelling. The 12 GPD capacity supports continuous climate regulation for standard residential layouts, addressing overnight mucous membrane dehydration, static discharge on synthetic flooring, and shrinkage cracks in solid hardwood. The internal distribution tube feeds water evenly across the replaceable evaporative media, ensuring consistent vaporization while keeping airflow resistance low enough to avoid burdening your furnace blower motor.\u003c\/p\u003e \u003ch2\u003eMaintenance and System Integration\u003c\/h2\u003e \u003cp\u003eAs household hard water circulates through the distribution tray, the wicking pad gradually accumulates minerals. Standard hot-water rinsing clears surface deposits, and full pad replacement occurs once monthly vaporization efficiency drops below acceptable thresholds. The built-in float valve prevents overflow, while the secondary drain line routes excess condensation safely to your floor drain or condensate pump. Direct-mount installation attaches securely to rigid duct transitions, maintaining airtight seals around the humidistat tubing and feed lines.\u003c\/p\u003e \u003ch2\u003eClimate Control Applications\u003c\/h2\u003e \u003cul\u003e\n\u003cli\u003eReduces airborne dust suspension time and minimizes paint drying gaps over drywall repair areas\u003c\/li\u003e\n\u003cli\u003eDistributes furnace heat more evenly across poorly insulated upper floors and finished basements\u003c\/li\u003e\n\u003cli\u003ePrevents static buildup on upholstery, electronics, and synthetic linings in regions dropping below 30 percent relative humidity\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003ePairing the HE12M2 with standard wall-mounted or smart thermostats featuring integrated humidity sensors enables automatic seasonal setbacks. This configuration reduces runtime during summer cooling months while reserving full operational capacity for winter defense, protecting structural framing and interior finishes from excessive dryness.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"HVAC MORE","offers":[{"title":"Default Title","offer_id":53965501432122,"sku":"HE12M2","price":199.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/3573\/2538\/files\/HE12M2.png?v=1787797850"},{"product_id":"17-gpd-whole-house-humidifier","title":"17 GPD Whole House Humidifier","description":"\u003cdiv\u003e\n\u003cp\u003eA 17-gallon-per-day output provides continuous moisture release calibrated for residential central heating systems, maintaining indoor humidity levels that protect structural materials and improve daily comfort.\u003c\/p\u003e\n\u003ch3\u003eDuctwork Integration\u003c\/h3\u003e\n\u003cp\u003eDesigned for direct connection to existing HVAC duct networks, this whole house humidifier eliminates the need for freestanding portable units. The module interfaces with your home’s water supply and system fan cycles, distributing controlled vapor directly into the airstream so every zone receives balanced moisture without manual monitoring or constant water refills.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBypass damper synchronizes with your existing thermostat to prevent over-humidification and condensation\u003c\/li\u003e\n\u003cli\u003eCorrosion-resistant internal components withstand continuous exposure to heated airflow\u003c\/li\u003e\n\u003cli\u003eStandard plumbing connections align with residential supply lines without requiring custom fabrication\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFunctional Climate Management\u003c\/h3\u003e\n\u003cp\u003eSustained humidity control reduces static electricity buildup, preserves hardwood flooring and cabinetry from seasonal shrinkage, and limits airborne particulate settlement. Because the system operates independently of individual room controls, it maintains uniform atmospheric balance even when doors remain shut or vents redirect conditioned air. Direct duct mounting keeps utility tubing and reservoirs out of living spaces, leaving floor area clear while your central blower handles moisture distribution throughout the heating season.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"HVAC MORE","offers":[{"title":"Default Title","offer_id":53965503988026,"sku":"HE17M2","price":249.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/3573\/2538\/files\/HE17M2.png?v=1787798063"},{"product_id":"18-gpd-fan-powered-whole-house-humidifier","title":"18 GPD Fan Powered Whole House Humidifier","description":"\u003cdiv\u003e\n\u003cp\u003eCounteract low-humidity environments and restore comfortable breathing conditions with this 18 GPD fan-powered whole house humidifier, engineered to distribute steady moisture through existing central ductwork.\u003c\/p\u003e\n\u003ch2\u003eCapacity Aligned with Forced-Air Systems\u003c\/h2\u003e\n\u003cp\u003eRated at 18 gallons per day, this unit provides sufficient vapor output to offset seasonal moisture loss in standard residential spaces. The built-in fan actively pulls return air through the evaporation chamber, accelerating humidification cycles far beyond passive drip or drum designs. As your furnace or air handler circulates air, moisture-rich airflow moves evenly through supply vents to balance conditions in every room.\u003c\/p\u003e\n\u003ch2\u003eTargeted Relief for Dry-Air Symptoms\u003c\/h2\u003e\n\u003cp\u003eArid indoor air extracts moisture from skin and nasal passages, intensifies static discharge, and accelerates the drying or cracking of hardwood floors and finished wood surfaces. By stabilizing ambient humidity levels, this system maintains perceptible comfort without requiring higher thermostat settings. The continuous fan-driven operation eliminates the need for multiple portable units, consolidating climate control into a single centralized solution.\u003c\/p\u003e\n\u003ch2\u003eIntegration and Routine Care\u003c\/h2\u003e\n\u003cp\u003eThis fan-powered configuration works exclusively with active forced-air HVAC equipment to transport moisture throughout the property. Sustained performance depends on periodic panel replacement and cleaning the internal airflow path to prevent mineral scaling. Proper alignment with your home’s existing duct layout ensures efficient vapor distribution while keeping downstream components operating cleanly.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"HVAC MORE","offers":[{"title":"Default Title","offer_id":53965513982266,"sku":"S1-FP7000MT","price":479.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/3573\/2538\/files\/S1-FP7000MT.png?v=1787798372"},{"product_id":"carbon-monoxide-detector-battery-operated","title":"Carbon Monoxide Detector Battery Operated","description":"\u003cdiv\u003e\n\u003cp\u003eGuard your household against invisible carbon monoxide accumulation using a battery-operated detector designed for continuous indoor air monitoring. Running independently of wall circuits, this unit maintains constant environmental surveillance even during electrical outages, ensuring consistent protection throughout every heating season.\u003c\/p\u003e\n\u003cp\u003eThe advanced detection circuit tracks gas concentration thresholds in real time, activating a synchronized audible warning and flashing status indicators the moment unsafe levels are reached. A built-in diagnostic routine automatically verifies sensor responsiveness, siren output, and LED illumination, removing guesswork from regular equipment checks. Power-efficient design extends operating range between maintenance cycles, while a straightforward battery compartment enables quick cell replacements whenever the service chime activates.\u003c\/p\u003e\n\u003ch2\u003eComplete Residential Coverage\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eWall-mountable chassis positions the unit at optimal breathing height near sleep areas or fuel-burning equipment\u003c\/li\u003e\n\u003cli\u003eAutomated self-testing routine confirms operational readiness without manual intervention\u003c\/li\u003e\n\u003cli\u003eDual-signal alert system guarantees notification reaches all occupants regardless of ambient noise or sleep state\u003c\/li\u003e\n\u003cli\u003eIntegrated bracket system secures the monitor firmly using minimal fasteners for quick placement changes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUndetected carbon monoxide impairs coordination and breathing capacity within minutes, which makes strategic room placement critical. Mounting the detector adjacent to bedroom doors provides early warning during overnight appliance malfunctions, while positioning it near attached garages or furnace rooms captures gradual exhaust seepage before it migrates through shared walls. Replacing the power source according to the manufacturer’s recommended schedule preserves uninterrupted monitoring, delivering consistent household protection year after year.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"HVAC MORE","offers":[{"title":"Default Title","offer_id":53965524304186,"sku":"CMD-BO","price":35.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/3573\/2538\/files\/CMD-BO.png?v=1787798885"},{"product_id":"carbon-monoxide-detector-hardwired","title":"Carbon Monoxide Detector Hardwired","description":"\u003cdiv\u003e\n\u003cp\u003eA hardwired carbon monoxide detector delivers continuous protection by drawing steady power directly from your home’s electrical circuit, removing the uncertainty of dead batteries or missed battery replacements. This AC-powered monitoring device continuously scans indoor air for colorless, odorless carbon monoxide and triggers an immediate audible warning the moment gas concentrations rise above safe thresholds. Permanent wiring guarantees uninterrupted coverage in priority zones such as sleeping areas, upper hallways, and floors housing fuel-burning equipment like furnaces, water heaters, gas appliances, and fireplace inserts.\u003c\/p\u003e\n\u003cp\u003eThe unit mounts to standard residential junction boxes, blending securely into walls or ceilings without protruding cordage. When installed alongside compatible smoke alarms and additional CO detectors, the system interconnects so that tripping one unit sounds synchronized alerts across all linked devices, giving occupants earlier warning regardless of their location. A sealed backup battery compartment preserves full monitoring capabilities during brief electrical interruptions, while built-in self-test routines verify sensor responsiveness and circuit integrity on demand. Integrated status LEDs and mute functions allow quick operational checks without delaying evacuation protocols if necessary.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDirect AC power connection eliminates recurring battery check cycles\u003c\/li\u003e\n\u003cli\u003eJunction box mounting enables discreet, permanent placement near living spaces\u003c\/li\u003e\n\u003cli\u003eInterconnect wiring synchronizes alerts across multiple safety devices in the home\u003c\/li\u003e\n\u003cli\u003eDigital diagnostics track component health and signal when replacement is required\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eTransitioning to a permanently wired carbon monoxide alarm consolidates household air monitoring into a single, predictable system. Strategic positioning adjacent to attached garages, utility rooms, and bedroom doors captures potential leaks before they travel through HVAC ducts or open floor plans. Rely on steady electrical feedpath monitoring and automated fault reporting to maintain round-the-clock awareness, ensuring your residence stays shielded against invisible atmospheric hazards without manual intervention.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"HVAC MORE","offers":[{"title":"Default Title","offer_id":53965526729018,"sku":"CMD-HW","price":55.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/3573\/2538\/files\/CMD-HW_be406b39-c967-4d97-aed5-017fed42fd9e.png?v=1787799702"},{"product_id":"20x8-cold-air-return-drop-kit","title":"20X8 Cold Air Return Drop Kit","description":"\u003cdiv\u003e\n\u003cp\u003eThe 20x8 cold air return drop kit provides a direct dimensional bridge between your main HVAC trunk line and room-level vent openings, eliminating the need for custom sheet metal fabrication. Engineered for residential return-air pathways, this rectangular connector maintains consistent internal volume to preserve static pressure and reduce turbulence during continuous circulation cycles.\u003c\/p\u003e \u003ch2\u003eStreamlined Installation Geometry\u003c\/h2\u003e\n\u003cp\u003eDrop kits simplify the transition from vertical duct runs to horizontal register placements. The pre-formed configuration aligns standard 20-inch by 8-inch rectangular flanges, allowing installers to secure connections with minimal cutting or sealing steps. Pre-aligned flange edges accept standard fastening hardware for rapid panel attachment, while crimped seam geometry prevents deformation under vibration when paired with higher CFM blower settings.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003eExact 20x8 inch internal cross-section matches common residential return duct standards\u003c\/li\u003e\n\u003cli\u003eFactory-folded corners maintain structural rigidity during transport and overhead mounting\u003c\/li\u003e\n\u003cli\u003eSmooth interior transitions minimize airflow resistance and audible wind noise at elevated fan speeds\u003c\/li\u003e\n\u003cli\u003eCompatible with standard flexible connector tubing or rigid sheet metal joinery methods\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003eImproved Return-Air Dynamics\u003c\/h2\u003e\n\u003cp\u003eWhen installed above living spaces, this assembly channels stale indoor air back to the furnace or air handler without creating negative pressure zones or door-draft conditions. The drop configuration directs intake upward, placing the grille near ceiling height where temperature stratification naturally separates cooler return air from conditioned supply streams. Upward-facing placement also keeps dust and particulate matter away from lower breathing zones while ensuring balanced air exchange across all connected rooms.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"HVAC MORE","offers":[{"title":"Default Title","offer_id":53965533544762,"sku":"208RP","price":249.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/3573\/2538\/files\/208RP.png?v=1787799905"},{"product_id":"20x10-cold-air-return-drop-kit","title":"20X10 Cold Air Return Drop Kit","description":"\u003cdiv\u003e\n\u003cp\u003eA precisely dimensioned 20x10 cold air return drop kit bridges the vertical distance between individual rooms and the central HVAC return plenum, restoring balanced airflow that eliminates floor-to-floor temperature swings.\u003c\/p\u003e \u003ch2\u003eHow Return Air Drops Function in Residential Systems\u003c\/h2\u003e\n\u003cp\u003eHeating and cooling units require a continuous supply of room air to cycle through filters, coils, and heat exchangers. Without a dedicated return path, conditioned air loses momentum, resulting in stagnant pockets and extended blower runtime. This rectangular drop connects empty wall cavities or floor joist bays directly to your furnace or air handler, creating a low-resistance channel that pulls unused air away from bedrooms, offices, and finished basements.\u003c\/p\u003e \u003ch2\u003eDimensional Fit and Mounting Configuration\u003c\/h2\u003e\n\u003cp\u003eThe 20-by-10-inch opening aligns with standard residential register frames and pre-existing sheet metal transitions commonly found in single-family homes. Because the profile matches industry norms, you can attach rigid duct sections or insulated flex lines without cutting custom adaptors. The structural frame spans between standard vertical studs and horizontal supports, providing clean mounting surfaces for wood screws or toggle bolts depending on whether your walls are framed with lumber or constructed of masonry.\u003c\/p\u003e \u003ch2\u003ePerformance Advantages Over Ad-Hoc Solutions\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cb\u003eControlled Cross-Sectional Area:\u003c\/b\u003e Maintains the optimal 200 CFM baseline required for efficient static pressure equalization across multi-story layouts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDirect Plenum Routing:\u003c\/b\u003e Minimizes sharp bends and restrictive clamps that typically choke return volume and cause uneven vent delivery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRetrofit Compatible:\u003c\/b\u003e Fits neatly into unfinished crawlspaces, attics, or interior partitions without requiring drywall removal or major structural alterations.\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eWhen home renovations add square footage or close off existing openings, the original ventilation network quickly becomes bottlenecked. Installing this 20x10 cold air return kit reestablishes the intended airflow circuit, allowing dampers and thermostats to regulate humidity and temperature consistently. The result is steadier comfort across every zone and reduced mechanical cycling that protects compressor and blower motor longevity.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"HVAC MORE","offers":[{"title":"Default Title","offer_id":53965535183162,"sku":"2010RP","price":255.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/3573\/2538\/files\/2010RP.png?v=1787800113"},{"product_id":"24x8-cold-air-return-drop-kit","title":"24X8 Cold Air Return Drop Kit","description":"\u003cdiv\u003e\n\u003cp\u003eThe 24x8 cold air return drop kit streamlines residential HVAC duct connections while dampening turbulent noise for consistent home airflow.\u003c\/p\u003e\n\u003cp\u003eBuilt as a dedicated return-line component, this assembly bridges standard rectangular ductwork to your ceiling return grille or mechanical cavity. The exact 24 by 8 inch dimensions align with common forced-air specifications, eliminating the need for custom sheet metal fabrication or adapter sleeves. By channeling cool air directly back toward the central unit, the drop configuration reduces static pressure buildup and prevents the whistling sounds often triggered by restrictive or poorly aligned connectors.\u003c\/p\u003e\n\u003cp\u003eThis unit supports steady ventilation across conditioned spaces by maintaining an unobstructed pathway through attics, crawlspaces, or drop ceilings. Installers can route the return line alongside existing trunk lines and secure a reliable intake channel that conserves blower energy and stabilizes room temperatures. The compact drop design also conceals exposed duct sections behind drywall or gypsum board, keeping utility work tidy while preserving airflow velocity.\u003c\/p\u003e\n\u003cp\u003eSelect this return drop kit when your project requires a straightforward, acoustically controlled transition between main duct runs and the central furnace or air handler intake. It delivers predictable circulation management using a footprint engineered for standard residential framing, enabling rapid installation and dependable thermal balance.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"HVAC MORE","offers":[{"title":"Default Title","offer_id":53965535936826,"sku":"248RP","price":265.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/3573\/2538\/files\/248RP.png?v=1787800521"},{"product_id":"24x10-cold-air-return-drop-kit","title":"24X10 Cold Air Return Drop Kit","description":"\u003cdiv\u003e\n\u003cp\u003eEngineered for stable 24 x 10 inch cold air return pathways, this drop duct kit maintains consistent airflow velocity while reducing static pressure loss across your residential or light commercial HVAC system.\u003c\/p\u003e \u003ch2\u003eDirect Drop Configuration\u003c\/h2\u003e\n\u003cp\u003eThe rectangular duct sections create a clean vertical drop from ceiling penetrations or bulkhead soffits down to standard return register elevations. This straight layout removes the need for custom fabricated angles, which commonly cause turbulence, dust accumulation, and increased blower noise.\u003c\/p\u003e \u003ch3\u003eSystem Efficiency and Compatibility\u003c\/h3\u003e\n\u003cp\u003eA smooth interior profile supports laminar flow patterns, allowing your air handler to draw air evenly without creating negative pressure pockets in conditioned rooms. When integrated with correctly sized filters and sealed supply trunks, the assembly helps maintain balanced indoor climate control and reduces short-cycling events during peak heating or cooling loads.\u003c\/p\u003e \u003cp\u003e\u003cb\u003eKey Specifications and Setup Notes\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDimensions: 24 inches by 10 inches connection opening\u003c\/li\u003e\n\u003cli\u003eOrientation: Vertical drop design for straightforward bulkhead-to-register routing\u003c\/li\u003e\n\u003cli\u003eAssembly: Interlocking flange joints with included fasteners keep connections sealed\u003c\/li\u003e\n\u003cli\u003eVerification: Match total free area to your equipment’s airflow requirements before final installation\u003c\/li\u003e\n\u003c\/ul\u003e \u003cp\u003eMeasure your rough-in cavity and confirm register depth before placement. Align flanges squarely, drive all screws flush, and inspect seams for gaps that could pull unconditioned attic or crawlspace air into the return stream. Properly seated, this kit integrates directly into existing 24 x 10 return networks without modifying adjacent duct branches or structural framing.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"HVAC MORE","offers":[{"title":"Default Title","offer_id":53965536067898,"sku":"2410RP","price":275.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/3573\/2538\/files\/2410RP.png?v=1787800741"},{"product_id":"25x10-cold-air-return-drop-kit","title":"25X10 Cold Air Return Drop Kit","description":"\u003cdiv\u003e\n\u003cp\u003eThe 25x10 Cold Air Return Drop Kit creates a dedicated duct pathway that equalizes room-to-room air pressure while channeling warm or cool room air directly back to your furnace or air handler for faster climate adjustment. By completing the circulation loop between your supply registers and the central return plenum, this component eliminates stagnant temperature zones and reduces the blower runtime required to maintain consistent indoor conditions.\u003c\/p\u003e\n\u003ch2\u003eHow the 25x10 Cross-Section Optimizes Forced-Air Systems\u003c\/h2\u003e\n\u003cp\u003eAdequate return sizing is just as critical as supply duct volume. When a home operates under positive pressure, conditioned air leaks out through structural seams, forcing the HVAC equipment to work harder to compensate. This drop kit matches the intake requirements of standard residential split systems, allowing unrestricted air movement without generating excessive velocity noise near the register opening.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRestores static pressure balance across multi-zone or expanded floor plans\u003c\/li\u003e\n\u003cli\u003ePrevents thermal stratification and short cycling caused by restricted exhaust airflow\u003c\/li\u003e\n\u003cli\u003eAccepts interchangeable base plates to align with existing wall or slab openings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUpgrading your return network removes ventilation bottlenecks that drive up utility costs and accelerate wear on motors and contacts. Mount the kit using standard sheet metal screws and seal all joints with mastic compound before attaching a compatible grille. Once sealed, the continuous downward air drop maintains stable suction levels, helping your thermostat hit setpoints quickly while extending filter life and compressor reliability.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"HVAC MORE","offers":[{"title":"Default Title","offer_id":53965558808890,"sku":"2510RP","price":289.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/3573\/2538\/files\/2510RP.png?v=1787801831"},{"product_id":"16x20x4-5-media-air-cleaner","title":"16X20X4.5 Media Air Cleaner","description":"\u003cdiv\u003e\n\u003cp\u003eEngineered to integrate directly into residential forced-air systems, this 16 x 20 x 4.5-inch media air cleaner replaces shallow cabin filters with a deeper-throat design. The four-and-a-half-inch profile creates a larger filtering surface area, capturing more suspended particulates while maintaining steady volumetric flow through your ductwork.\u003c\/p\u003e \u003ch2\u003eSystem Compatibility \u0026amp; Fit\u003c\/h2\u003e \u003cul\u003e\n\u003cli\u003ePrecise frame dimensions: 16 inches wide by 20 inches long by 4.5 inches thick\u003c\/li\u003e\n\u003cli\u003eBuilt for slide-in installation into existing return air tracks or dedicated media cabinets\u003c\/li\u003e\n\u003cli\u003eCompatible with standard residential HVAC mounting rails and hardware configurations\u003c\/li\u003e\n\u003c\/ul\u003e \u003ch2\u003ePerformance \u0026amp; Maintenance Considerations\u003c\/h2\u003e \u003cp\u003eThicker media panels distribute dust, pollen, and household debris across multiple layers instead of concentrating them on a single pleat. This architecture reduces static pressure buildup, keeping your blower motor operating within normal amperage ranges and preserving coil heat transfer efficiency longer than conventional thin filters. Because the larger surface area accepts more particulate loading, visual inspection of the media bed every few months will help you determine the optimal replacement window for your specific environment and usage patterns.\u003c\/p\u003e \u003cp\u003eBefore installing, measure the interior cavity of your current filter slot or consult your equipment specification plate to confirm a direct mechanical match. Properly seated frames prevent unfiltered air bypass and ensure consistent indoor air quality throughout your living space.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"HVAC MORE","offers":[{"title":"Default Title","offer_id":53965576962362,"sku":"AMB11-1620-45","price":119.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/3573\/2538\/files\/AMB11-1620-45.png?v=1787802398"},{"product_id":"16x25x4-5-media-air-cleaner","title":"16X25X4.5 Media Air Cleaner","description":"\u003cdiv\u003e\n\u003cp\u003eSwap your standard furnace filter for the Essential 16x25x4.5 Media Air Cleaner to capture household dust, pollen, and pet dander without restricting your system’s airflow. The 4.5-inch deep media body holds more filtration surface than typical flat pads, allowing your blower motor to move conditioned air consistently while trapping finer particulates before they coat your cooling coils or heat exchanger.\u003c\/p\u003e\n\u003ch2\u003eConsistent Filtration for Residential Ductwork\u003c\/h2\u003e\n\u003cp\u003eThis unit matches the internal dimensions of standard 16x25x4.5 HVAC access panels. It slides directly into your furnace cabinet or return air register, aligning cleanly with existing framing. The engineered frame resists bowing during peak heating and cooling cycles, maintaining tight seal contact to prevent untreated air from bypassing the filter media.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned for standard 16x25x4.5 forced-air registers and fan coil configurations\u003c\/li\u003e\n\u003cli\u003eExtended media depth distributes airflow evenly across the full filtering surface\u003c\/li\u003e\n\u003cli\u003eReduces airborne allergens and lint that cause compressor strain or uneven room temperatures\u003c\/li\u003e\n\u003cli\u003eScheduled replacement aligns with routine seasonal HVAC maintenance intervals\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWeakened paper filters often allow unfiltered air to leak around damaged edges, forcing your HVAC equipment to run longer cycles and push irritants back into living spaces. Installing this structured media configuration restores expected airflow velocity, keeps settled dust at manageable levels, and preserves stable thermostat performance. Position it inside your return slot and close the access panel to immediately improve circulating air clarity.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"HVAC MORE","offers":[{"title":"Default Title","offer_id":53965582467386,"sku":"AMB11-1625-45","price":129.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/3573\/2538\/files\/AMB11-1625-45.png?v=1787802627"},{"product_id":"20x25x4-5-media-air-cleaner","title":"20X25X4.5 Media Air Cleaner","description":"\u003cdiv\u003e\n\u003cp\u003eUpgrade your home’s HVAC system with a 20x25x4.5 media air cleaner designed to capture airborne particles and deliver noticeably fresher air throughout every room.\u003c\/p\u003e\n\u003cp\u003eFiberglass throwaways and slim three-inch panels often let fine dust, pollen, and pet dander circulate straight back into your ductwork. Extending the media depth to four point five inches multiplies the available filtration surface, forcing air to slow down just enough for particles to adhere to the synthetic media rather than bypassing the capture zone. This increased surface area sustains steady cubic feet per minute delivery while reducing static pressure buildup, which keeps your blower motor running efficiently and minimizes strain during extended run cycles.\u003c\/p\u003e\n\u003cp\u003eWhen fitted into a compatible twenty-by-twenty-five return plenum, this media air cleaner targets the specific allergens and micro-debris that stale out family living areas. You experience fewer resting layers of household dust on furniture, clearer breathing during peak outdoor contamination days, and a consistently neutral environment after each air exchange. Residential rack slots typically accommodate this standard third dimension, making it a direct replacement for aging low-capacity panel filters.\u003c\/p\u003e\n\u003cp\u003eConfirm your current filter cavity reads exactly twenty inches by twenty-five inches with four point five inches of depth before purchase. Slide the media section into the track with the printed airflow directional arrow pointing toward the air handler blower compartment, secure the retention clips, and close the access door. Replace the media every three to six months depending on local particulate load and household activity to maintain optimal capture rates and keep your occupied spaces running clean.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"HVAC MORE","offers":[{"title":"Default Title","offer_id":53965584597306,"sku":"AMB11-2025-45","price":149.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/3573\/2538\/files\/AMB11-2025-45.png?v=1787802832"}],"url":"https:\/\/hvacmore.com\/collections\/furnace-accessories.oembed","provider":"HVAC MORE","version":"1.0","type":"link"}