{"product_id":"goodman-80-000-btu-80-variable-speed-low-nox-gas-furnace-21-width-upflow-horizontal-two-stage-115v-r32","title":"Goodman - 80,000 BTU 80% Variable Speed Low NOx Gas Furnace - 21\" Width - Upflow \/ Horizontal - Two Stage - 115V - R32 - GRVT800804CX","description":"\u003ch2\u003e\u003cspan\u003eGoodman - 80,000 BTU 80% Variable Speed Low NOx Gas Furnace - 21\" Width - Upflow \/ Horizontal - Two Stage - 115V - R32 - GRVT800804CX\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe Goodman GRVT800804CX gas furnace is part of Goodman's top-of-the-line series, known for its exceptional performance. This low NOx furnace features a two-stage burner and a variable speed blower motor, ensuring optimal comfort and efficiency. With the outstanding durability and reliability that Goodman 80% efficient furnaces are known for, we are proud to offer you this high-quality heating solution.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch5\u003e\u003cspan\u003eFeatures\u003c\/span\u003e\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003eThis furnace is ideal to heat a small to medium house (in average climate conditions)\u003c\/li\u003e\n\u003cli\u003e80,000 BTU 80% AFUE two stage variable speed natural gas furnace\u003c\/li\u003e\n\u003cli\u003eRequires metal flue venting\u003c\/li\u003e\n\u003cli\u003eCan be used in the upflow or horizontal orientation\u003c\/li\u003e\n\u003cli\u003eCan be converted to propane with an LP conversion kit (sold separately)\u003c\/li\u003e\n\u003cli\u003eInnovative design for electrical efficiency, safety, and lower sound output\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003cstyle type=\"text\/css\"\u003e\n.tg  {border-collapse:collapse;border-spacing:0;}\n.tg td{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;\n  overflow:hidden;padding:10px 5px;word-break:normal;}\n.tg th{border-color:black;border-style:solid;border-width:1px;font-family:Arial, sans-serif;font-size:14px;\n  font-weight:normal;overflow:hidden;padding:10px 5px;word-break:normal;}\n.tg .tg-cly1{text-align:left;vertical-align:middle}\n.tg .tg-wa1i{font-weight:bold;text-align:center;vertical-align:middle}\n\u003c\/style\u003e\n\u003ctable class=\"tg\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth class=\"tg-wa1i\"\u003eSKU\u003c\/th\u003e\n\u003cth class=\"tg-cly1\"\u003eGRVT800804CX\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eWeight (in lbs)\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003e118.000000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eAirflow Direction\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003eUpflow\/Horizontal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eExhaust Flue Requirement\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003eMetal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eR-32 Compliant\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eBrand\/Manufacturer\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003eGoodman\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eProduct Features\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003eLow NOx, New Refrigerant Compliant\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eFurnace Efficiency \/ AFUE\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003e80%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eHeating BTU\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003e80,000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eBlower Motor\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003eVariable Speed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eMaximum CFM\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003e1600\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eConfiguration\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003eUpflow\/Horizontal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eBurner Stages\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003eTwo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eFuel Type\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003ePropane, Natural Gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eHeight\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003e33 3\/8\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eWidth\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003e21\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-wa1i\"\u003eDepth\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003e28\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch5\u003e\u003cspan style=\"font-size: 0.875rem;\"\u003eManual\u003c\/span\u003e\u003c\/h5\u003e\n\u003cp\u003e\u003c!----\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0794\/3104\/1346\/files\/GRVT80-GDVT80-Install-Manual.pdf?v=1760010534\" rel=\"noopener\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan style=\"color: rgb(43, 0, 255);\"\u003eInstallation Manual\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"font-weight: bold;\"\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0794\/3104\/1346\/files\/Goodman-R32-GRVT80-Spec-Sheet.pdf?v=1760010532\" rel=\"noopener\" target=\"_blank\"\u003e\u003cstrong\u003eSpecifications Sheet\u003c\/strong\u003e\u003c\/a\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5 style=\"font-weight: bold;\"\u003eWhat our Experts Think\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-end=\"211\" data-start=\"27\" data-section-id=\"p8rbpq\"\u003e\n\u003cp data-end=\"211\" data-start=\"29\"\u003e\u003cstrong data-end=\"62\" data-start=\"29\"\u003eBalanced heating performance:\u003c\/strong\u003e With \u003cstrong data-end=\"102\" data-start=\"68\"\u003e80,000 BTU input and ~80% AFUE\u003c\/strong\u003e, this furnace delivers \u003cstrong data-is-only-node=\"\" data-end=\"145\" data-start=\"126\"\u003ereliable warmth\u003c\/strong\u003e for most small‑to‑medium homes at a \u003cstrong data-end=\"210\" data-start=\"182\"\u003epractical operating cost\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"444\" data-start=\"213\" data-section-id=\"dflc8p\"\u003e\n\u003cp data-end=\"444\" data-start=\"215\"\u003e\u003cstrong data-end=\"251\" data-start=\"215\"\u003eTwo‑stage operation for comfort:\u003c\/strong\u003e The \u003cstrong data-end=\"279\" data-start=\"256\"\u003etwo‑stage gas valve\u003c\/strong\u003e favors \u003cstrong data-is-only-node=\"\" data-end=\"308\" data-start=\"287\"\u003elow‑stage heating\u003c\/strong\u003e during everyday use, providing \u003cstrong data-end=\"418\" data-start=\"340\"\u003egentler temperature transitions, quieter cycles, and fewer hot\/cold swings\u003c\/strong\u003e than single‑stage models.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"649\" data-start=\"446\" data-section-id=\"c0ak1r\"\u003e\n\u003cp data-end=\"649\" data-start=\"448\"\u003e\u003cstrong data-end=\"483\" data-start=\"448\"\u003eVariable‑speed blower benefits:\u003c\/strong\u003e The \u003cstrong data-end=\"519\" data-start=\"488\"\u003evariable‑speed blower motor\u003c\/strong\u003e enhances \u003cstrong data-is-only-node=\"\" data-end=\"599\" data-start=\"529\"\u003eairflow efficiency, quieter operation, and better humidity control\u003c\/strong\u003e, resulting in \u003cstrong data-end=\"648\" data-start=\"614\"\u003emore consistent indoor comfort\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"846\" data-start=\"651\" data-section-id=\"1xqrlrl\"\u003e\n\u003cp data-end=\"846\" data-start=\"653\"\u003e\u003cstrong data-end=\"682\" data-start=\"653\"\u003eLow NOx emissions design:\u003c\/strong\u003e Engineered with \u003cstrong data-end=\"721\" data-start=\"699\"\u003eLow NOx combustion\u003c\/strong\u003e, this unit helps \u003cstrong data-is-only-node=\"\" data-end=\"771\" data-start=\"739\"\u003ereduce nitrogen oxide output\u003c\/strong\u003e, supporting \u003cstrong data-end=\"813\" data-start=\"784\"\u003ecleaner local air quality\u003c\/strong\u003e compared with standard furnaces.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1016\" data-start=\"848\" data-section-id=\"1eh7el8\"\u003e\n\u003cp data-end=\"1016\" data-start=\"850\"\u003e\u003cstrong data-end=\"879\" data-start=\"850\"\u003eInstallation flexibility:\u003c\/strong\u003e Supports both \u003cstrong data-end=\"932\" data-start=\"894\"\u003eupflow and horizontal orientations\u003c\/strong\u003e, giving contractors \u003cstrong data-is-only-node=\"\" data-end=\"979\" data-start=\"953\"\u003emore placement options\u003c\/strong\u003e in attics, crawl spaces, or closets.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1146\" data-start=\"1018\" data-section-id=\"kdm3nd\"\u003e\n\u003cp data-end=\"1146\" data-start=\"1020\"\u003e\u003cstrong data-end=\"1046\" data-start=\"1020\"\u003eRight‑sized footprint:\u003c\/strong\u003e At \u003cstrong data-end=\"1063\" data-start=\"1050\"\u003e21″ width\u003c\/strong\u003e, it fits a \u003cstrong data-is-only-node=\"\" data-end=\"1112\" data-start=\"1075\"\u003ewide range of installation spaces\u003c\/strong\u003e without compromising performance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5 style=\"font-weight: bold;\"\u003eQ\u0026amp;A\u003c\/h5\u003e\n\u003cp data-end=\"326\" data-start=\"52\"\u003e\u003cstrong data-end=\"120\" data-start=\"52\"\u003eQ: What heating capacity and efficiency does this furnace offer?\u003c\/strong\u003e\u003cbr data-end=\"123\" data-start=\"120\"\u003eA: The \u003cstrong data-end=\"154\" data-start=\"130\"\u003eGoodman GRVT800804CX\u003c\/strong\u003e delivers \u003cstrong data-end=\"213\" data-start=\"164\"\u003e80,000 BTU input with ~64,000 BTU usable heat\u003c\/strong\u003e at \u003cstrong data-end=\"230\" data-start=\"217\"\u003e80 % AFUE\u003c\/strong\u003e, offering \u003cstrong data-end=\"287\" data-start=\"241\"\u003ereliable heating for small to medium homes\u003c\/strong\u003e. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"610\" data-start=\"328\"\u003e\u003cstrong data-end=\"377\" data-start=\"328\"\u003eQ: What performance features does it include?\u003c\/strong\u003e\u003cbr data-end=\"380\" data-start=\"377\"\u003eA: It has a \u003cstrong data-end=\"415\" data-start=\"392\"\u003etwo‑stage gas valve\u003c\/strong\u003e plus a \u003cstrong data-end=\"458\" data-start=\"423\"\u003evariable‑speed ECM blower motor\u003c\/strong\u003e for \u003cstrong data-end=\"532\" data-start=\"463\"\u003equieter operation, smoother airflow, and improved comfort control\u003c\/strong\u003e compared with basic single‑stage units. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"840\" data-start=\"612\"\u003e\u003cstrong data-end=\"653\" data-start=\"612\"\u003eQ: Is this furnace Low NOx compliant?\u003c\/strong\u003e\u003cbr data-end=\"656\" data-start=\"653\"\u003eA: Yes — this model is \u003cstrong data-end=\"690\" data-start=\"679\"\u003eLow NOx\u003c\/strong\u003e compliant, helping \u003cstrong data-end=\"745\" data-start=\"710\"\u003ereduce nitrogen oxide emissions\u003c\/strong\u003e for areas requiring lower emissions (check local codes). \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"1061\" data-start=\"842\"\u003e\u003cstrong data-end=\"894\" data-start=\"842\"\u003eQ: What installation orientations are supported?\u003c\/strong\u003e\u003cbr data-end=\"897\" data-start=\"894\"\u003eA: It supports \u003cstrong data-end=\"937\" data-start=\"912\"\u003eupflow and horizontal\u003c\/strong\u003e installation, giving flexibility for \u003cstrong data-end=\"1022\" data-start=\"975\"\u003eattic, crawl space, or closet installations\u003c\/strong\u003e. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"1303\" data-start=\"1063\"\u003e\u003cstrong data-end=\"1118\" data-start=\"1063\"\u003eQ: What fuel and electrical requirements are there?\u003c\/strong\u003e\u003cbr data-end=\"1121\" data-start=\"1118\"\u003eA: Operates on \u003cstrong data-end=\"1151\" data-start=\"1136\"\u003enatural gas\u003c\/strong\u003e (propane convertible with a field kit) and runs on \u003cstrong data-end=\"1231\" data-start=\"1203\"\u003e115 V single‑phase power\u003c\/strong\u003e with standard metal flue venting. \u003cspan data-state=\"closed\" class=\"\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-end=\"1486\" data-start=\"1305\"\u003e\u003cstrong data-end=\"1345\" data-start=\"1305\"\u003eQ: What are the physical dimensions?\u003c\/strong\u003e\u003cbr data-end=\"1348\" data-start=\"1345\"\u003eA: Approximate size is \u003cstrong data-end=\"1398\" data-start=\"1371\"\u003e21″ W × 28″ D × 33 ⅜″ H\u003c\/strong\u003e, fitting \u003cstrong data-end=\"1447\" data-start=\"1408\"\u003estandard residential furnace spaces\u003c\/strong\u003e. \u003c\/p\u003e\n\u003ch5 style=\"font-weight: bold;\"\u003eMaintenance Tips\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-end=\"211\" data-start=\"99\" data-section-id=\"m7ebd6\"\u003e\n\u003cp data-end=\"211\" data-start=\"101\"\u003e\u003cstrong data-end=\"150\" data-start=\"101\"\u003eReplace or clean air filters every 1–3 months\u003c\/strong\u003e to maintain airflow and protect the variable-speed blower.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"290\" data-start=\"212\" data-section-id=\"grvzyv\"\u003e\n\u003cp data-end=\"290\" data-start=\"214\"\u003e\u003cstrong data-end=\"252\" data-start=\"214\"\u003eKeep supply and return vents clear\u003c\/strong\u003e for consistent heating performance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"362\" data-start=\"291\" data-section-id=\"rzxtyd\"\u003e\n\u003cp data-end=\"362\" data-start=\"293\"\u003e\u003cstrong data-end=\"322\" data-start=\"293\"\u003eCheck thermostat settings\u003c\/strong\u003e to ensure proper two-stage operation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"436\" data-start=\"363\" data-section-id=\"1f97r\"\u003e\n\u003cp data-end=\"436\" data-start=\"365\"\u003e\u003cstrong data-end=\"412\" data-start=\"365\"\u003eMaintain a clean, clutter-free furnace area\u003c\/strong\u003e for safe ventilation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"517\" data-start=\"437\" data-section-id=\"1miaql6\"\u003e\n\u003cp data-end=\"517\" data-start=\"439\"\u003e\u003cstrong data-end=\"465\" data-start=\"439\"\u003eInspect venting system\u003c\/strong\u003e for blockages or leaks to ensure safe combustion.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"608\" data-start=\"518\" data-section-id=\"1i8q5h6\"\u003e\n\u003cp data-end=\"608\" data-start=\"520\"\u003e\u003cstrong data-end=\"559\" data-start=\"520\"\u003eMonitor for unusual noises or odors\u003c\/strong\u003e and contact an HVAC professional if necessary.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-is-last-node=\"\" data-end=\"729\" data-start=\"609\" data-section-id=\"1seuxko\"\u003e\n\u003cp data-is-last-node=\"\" data-end=\"729\" data-start=\"611\"\u003e\u003cstrong data-end=\"655\" data-start=\"611\"\u003eSchedule annual professional maintenance\u003c\/strong\u003e to inspect burners, heat exchanger, ignition system, and gas connections.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":46812771057801,"sku":"GRVT800804CX","price":2254.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/2443\/9177\/files\/80_upflow_frontleft-800x800_eeaf118b-1d97-4136-af24-910da66077a1.webp?v=1779806260","url":"https:\/\/mobility-ready.com\/products\/goodman-80-000-btu-80-variable-speed-low-nox-gas-furnace-21-width-upflow-horizontal-two-stage-115v-r32","provider":"Supplies for Happy Tails","version":"1.0","type":"link"}