{"title":"Duct Work","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":269.0,"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":279.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/3573\/2538\/files\/MLKE0525.png?v=1787793744"},{"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":289.0,"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":299.0,"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":"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":"625-af6-diversitech-6-dia-duct-fan-240-cfm-37w","title":"625-AF6 | DIVERSITECH | 6\" Dia. Duct Fan (240 CFM, 37W)","description":"\u003cp\u003eThe DiversiTech \u003cstrong\u003e6\" Dia. Duct Fan (240 CFM, 37W)\u003c\/strong\u003e (model \u003cstrong\u003e625-AF6\u003c\/strong\u003e) is a professional-grade item from our Air Boosters range, made for HVAC, heating and refrigeration work. 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Need help? 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It ships new in the manufacturer's packaging and is ready for installation by a qualified technician.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart \/ Model Number:\u003c\/strong\u003e ARD10TZ\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Honeywell Home\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Automatic Round Dampers (ARD)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 5 Year\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShape:\u003c\/strong\u003e Round\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotor:\u003c\/strong\u003e Reversible\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWires to Motor:\u003c\/strong\u003e 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 10\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 24V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotor Mount:\u003c\/strong\u003e Top\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Galvanized Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Air Quality\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotor Timing:\u003c\/strong\u003e 10 seconds Spring Return\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping Weight:\u003c\/strong\u003e 6.5 lb\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cem\u003eBefore ordering, please confirm this part number against the parts list or the existing part for your unit's model and serial number. Need help? Contact our team with your model number and we will check compatibility.\u003c\/em\u003e\u003c\/p\u003e\u003cdiv class=\"hvm-search-block\" data-hvm-search=\"xref-v1\"\u003e\u003cdetails\u003e\u003csummary\u003eCross reference \/ replaces part numbers\u003c\/summary\u003e\u003cp\u003eARD10\u003c\/p\u003e\u003c\/details\u003e\u003c\/div\u003e","brand":"Honeywell Home","offers":[{"title":"Default Title","offer_id":67607972970810,"sku":"ARD10TZ","price":148.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/3573\/2538\/files\/hvm-ard10tz-1.jpg?v=1790781871"},{"product_id":"ard12tz-honeywell-home-12-round-automatic-truezone-damper","title":"ARD12TZ | HONEYWELL HOME | 12\" Round Automatic TrueZONE Damper","description":"\u003cp\u003eThe Honeywell Home \u003cstrong\u003e12\" Round Automatic TrueZONE Damper\u003c\/strong\u003e (model \u003cstrong\u003eARD12TZ\u003c\/strong\u003e) is a professional-grade item from our Automatic Round Dampers (ARD) range, made for HVAC, heating and refrigeration work. It ships new in the manufacturer's packaging and is ready for installation by a qualified technician.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart \/ Model Number:\u003c\/strong\u003e ARD12TZ\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Honeywell Home\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Automatic Round Dampers (ARD)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 5 Year\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShape:\u003c\/strong\u003e Round\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotor:\u003c\/strong\u003e Spring Open, Reversible\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWires to Motor:\u003c\/strong\u003e 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 12\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 24V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotor Mount:\u003c\/strong\u003e Side, Top\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Galvanized Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Air Quality\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotor Timing:\u003c\/strong\u003e 10 seconds Spring Return, 30 Seconds Power Closed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping Weight:\u003c\/strong\u003e 7.54 lb\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cem\u003eBefore ordering, please confirm this part number against the parts list or the existing part for your unit's model and serial number. Need help? Contact our team with your model number and we will check compatibility.\u003c\/em\u003e\u003c\/p\u003e\u003cdiv class=\"hvm-search-block\" data-hvm-search=\"xref-v1\"\u003e\u003cdetails\u003e\u003csummary\u003eCross reference \/ replaces part numbers\u003c\/summary\u003e\u003cp\u003eARD12\u003c\/p\u003e\u003c\/details\u003e\u003c\/div\u003e","brand":"Honeywell Home","offers":[{"title":"Default Title","offer_id":67607974904122,"sku":"ARD12TZ","price":155.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/3573\/2538\/files\/hvm-ard12tz-1.jpg?v=1790781968"},{"product_id":"ard6tz-honeywell-home-6-round-automatic-truezone-damper","title":"ARD6TZ | HONEYWELL HOME | 6\" Round Automatic TrueZONE Damper","description":"\u003cp\u003eThe Honeywell Home \u003cstrong\u003e6\" Round Automatic TrueZONE Damper\u003c\/strong\u003e (model \u003cstrong\u003eARD6TZ\u003c\/strong\u003e) is a professional-grade item from our Automatic Round Dampers (ARD) range, made for HVAC, heating and refrigeration work. It ships new in the manufacturer's packaging and is ready for installation by a qualified technician.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart \/ Model Number:\u003c\/strong\u003e ARD6TZ\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Honeywell Home\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Automatic Round Dampers (ARD)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 5 Year\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShape:\u003c\/strong\u003e Round\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotor:\u003c\/strong\u003e Reversible, Spring Open, Power Closed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWires to Motor:\u003c\/strong\u003e 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 6\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoltage:\u003c\/strong\u003e 24V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotor Mount:\u003c\/strong\u003e Top, Side\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Galvanized Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Air Quality\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMotor Timing:\u003c\/strong\u003e 10 seconds Spring Return, 30 Seconds Power Closed\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping Weight:\u003c\/strong\u003e 3.43 lb\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cem\u003eBefore ordering, please confirm this part number against the parts list or the existing part for your unit's model and serial number. Need help? Contact our team with your model number and we will check compatibility.\u003c\/em\u003e\u003c\/p\u003e\u003cdiv class=\"hvm-search-block\" data-hvm-search=\"xref-v1\"\u003e\u003cdetails\u003e\u003csummary\u003eCross reference \/ replaces part numbers\u003c\/summary\u003e\u003cp\u003eARD6\u003c\/p\u003e\u003c\/details\u003e\u003c\/div\u003e","brand":"Honeywell Home","offers":[{"title":"Default Title","offer_id":67607979524410,"sku":"ARD6TZ","price":139.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/3573\/2538\/files\/hvm-ard6tz-1.jpg?v=1790782096"},{"product_id":"625-af8-diversitech-8-dia-duct-fan-420-cfm-37w","title":"625-AF8 | DIVERSITECH | 8\" Dia. Duct Fan (420 CFM, 37W)","description":"\u003cp\u003eThe DiversiTech \u003cstrong\u003e8\" Dia. 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It ships new in the manufacturer's packaging and is ready for installation by a qualified technician.\u003c\/p\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart \/ Model Number:\u003c\/strong\u003e 625-AF8\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e DiversiTech\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCategory:\u003c\/strong\u003e Air Boosters\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Airflow (CFM):\u003c\/strong\u003e 420\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWattage:\u003c\/strong\u003e 37\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter (Inches):\u003c\/strong\u003e 8\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping Weight:\u003c\/strong\u003e 4.03 lb\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cem\u003eBefore ordering, please confirm this part number against the parts list or the existing part for your unit's model and serial number. Need help? Contact our team with your model number and we will check compatibility.\u003c\/em\u003e\u003c\/p\u003e\u003cdiv class=\"hvm-search-block\" data-hvm-search=\"xref-v1\"\u003e\u003cdetails\u003e\u003csummary\u003eCross reference \/ replaces part numbers\u003c\/summary\u003e\u003cp\u003ePackard DF9008\u003c\/p\u003e\u003c\/details\u003e\u003c\/div\u003e","brand":"DiversiTech","offers":[{"title":"Default Title","offer_id":67609472008506,"sku":"625-AF8","price":72.31,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/3573\/2538\/files\/hvm-625-af8-1.jpg?v=1790794198"}],"url":"https:\/\/hvacmore.com\/collections\/duct-work.oembed","provider":"HVAC MORE","version":"1.0","type":"link"}