{"product_id":"goodman-gd9s800804bn-80000-btu-80-afue-single-stage-downflow-furnace","title":"Goodman 80,000 BTU 80% AFUE Single-Stage Gas Furnace Downflow\/Horizontal 17.5\" Cabinet R-32","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003ePowerful downflow heating for medium to large homes — built tough, priced right. The Goodman GD9S800804BN delivers 80,000 BTU of dependable single-stage heating in a 17.5\" downflow cabinet engineered for closet, alcove, and attic installations where air flows downward through your duct system. No gimmicks, no unnecessary complexity — just reliable Goodman warmth season after season at a price that makes sense.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eWhy You'll Love It:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003e80% AFUE efficiency\u003c\/strong\u003e — converts 80 cents of every energy dollar into heat, keeping monthly bills predictable without overpaying for efficiency you don't need\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003e80,000 BTU input \/ 64,000 BTU output\u003c\/strong\u003e — powerful, consistent heating for medium to large homes without oversizing or waste\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eSingle-stage operation with 9-speed ECM blower\u003c\/strong\u003e — steady, even airflow throughout your home with quieter operation and better humidity control than older PSC motor units\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eDownflow \/ horizontal installation\u003c\/strong\u003e — purpose-built for closets, alcoves, and attic installs where air needs to travel downward through the duct system\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003e17.5\" cabinet width\u003c\/strong\u003e — compatible with up to 4-ton R-32 cooling systems for a complete, balanced home comfort setup\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eHeavy-duty aluminized-steel tubular heat exchanger\u003c\/strong\u003e — engineered for long-lasting durability and maximum heat transfer efficiency\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eSilicon nitride igniter\u003c\/strong\u003e — more durable than older hot surface igniters, reducing maintenance calls and replacement costs over the life of the unit\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eSelf-diagnosing control board\u003c\/strong\u003e — acts like a \"check engine light\" for your furnace, pinpointing issues fast and cutting service time and costs\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eCompatible with electronic air cleaners and humidifiers\u003c\/strong\u003e — pairs seamlessly with indoor air quality accessories for whole-home comfort\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eLP convertible\u003c\/strong\u003e — easily field-converted to propane with optional kit, giving you fuel flexibility\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eMetal flue venting required\u003c\/strong\u003e — straightforward installation using standard metal duct for safe, code-conforming exhaust\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eR-32 compatible\u003c\/strong\u003e — future-ready refrigerant support for pairing with modern R-32 cooling systems\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eAHRI Certified and ETL Listed\u003c\/strong\u003e — independently verified for safety and performance\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003e\n\u003cstrong\u003eMade in the USA\u003c\/strong\u003e — designed, engineered, and assembled domestically\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e⚠️ \u003cstrong\u003eDownflow \/ Horizontal installation only.\u003c\/strong\u003e For upflow applications, see the GR9S800804BN.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eSpecs:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"[li_\u0026amp;]:mb-0 [li_\u0026amp;]:mt-1 [li_\u0026amp;]:gap-1 [\u0026amp;:not(:last-child)_ul]:pb-1 [\u0026amp;:not(:last-child)_ol]:pb-1 list-disc flex flex-col gap-1 pl-8 mb-3\"\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eInput: 80,000 BTU | Output: 64,000 BTU\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eAFUE: 80%\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eCabinet Width: 17.5\"\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eStages: Single\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eBlower Motor: 9-Speed ECM\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eFuel Type: Natural Gas (LP Convertible)\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eInstallation: Downflow \/ Horizontal\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eVenting: Metal\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eVoltage: 115V\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words pl-2\"\u003eCompatible Cooling: Up to 4 Ton R-32 Systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eWarranty:\u003c\/strong\u003e 10-year limited parts + lifetime heat exchanger warranty with online registration within 60 days of installation.\u003c\/p\u003e","brand":"Goodman","offers":[{"title":"No Propane Conversion Kit","offer_id":50762291708218,"sku":"GD9S800804BN","price":1460.0,"currency_code":"USD","in_stock":true},{"title":"+ Propane Conversion Kit ($99)","offer_id":50762291839290,"sku":"GD9S800804BN-LPT03","price":1559.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0869\/3573\/2538\/files\/GD9S800804BN-s1.jpg?v=1777313121","url":"https:\/\/hvacmore.com\/products\/goodman-gd9s800804bn-80000-btu-80-afue-single-stage-downflow-furnace","provider":"HVAC MORE","version":"1.0","type":"link"}