{"product_id":"goodman-80-000-btu-80-afue-variable-speed-gas-furnace-21-width-upflow-horizontal-two-stage-115v-r32","title":"Goodman - 80,000 BTU 80% AFUE Variable Speed Gas Furnace - 21\" Width - Upflow \/ Horizontal - Two Stage - 115V - R32 - GRVT800805CX","description":"\u003ch2\u003e\u003cspan\u003eGoodman - 80,000 BTU 80% AFUE Variable Speed Gas Furnace - 21\" Width - Upflow \/ Horizontal - Two Stage - 115V - R32 - GRVT800805CX\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003eThe Goodman GRVT800805CX 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\u003cspan style=\"font-size: 0.875rem;\"\u003e\u003c\/span\u003e\n\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-4x00{background-color:#ffffff;border-color:#000000;color:#000000;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 colspan=\"2\" class=\"tg-4x00\"\u003e80,000 BTU 80% AFUE Two Stage Variable Speed Low NOx Goodman Gas Furnace - Upflow\/Horizontal\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-4x00\"\u003eSKU\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003eGRVT800805CX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-4x00\"\u003eWeight (in lbs)\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003e121.000000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-4x00\"\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-4x00\"\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-4x00\"\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-4x00\"\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-4x00\"\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-4x00\"\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-4x00\"\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-4x00\"\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-4x00\"\u003eMaximum CFM\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003e2000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-4x00\"\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-4x00\"\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-4x00\"\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-4x00\"\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-4x00\"\u003eWidth\u003c\/td\u003e\n\u003ctd class=\"tg-cly1\"\u003e21\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"tg-4x00\"\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-section-id=\"13xo680\" data-start=\"27\" data-end=\"232\"\u003e\n\u003cp data-start=\"29\" data-end=\"232\"\u003e\u003cstrong data-start=\"29\" data-end=\"61\"\u003eEfficient Mid‑Range Heating:\u003c\/strong\u003e The \u003cstrong data-start=\"66\" data-end=\"107\" data-is-only-node=\"\"\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eGoodman GRVT800805CX Gas Furnace\u003c\/span\u003e\u003c\/span\u003e\u003c\/strong\u003e delivers \u003cstrong data-start=\"117\" data-end=\"145\"\u003e80,000 BTU with 80% AFUE\u003c\/strong\u003e, offering \u003cstrong data-start=\"156\" data-end=\"175\"\u003ereliable warmth\u003c\/strong\u003e and good fuel efficiency for \u003cstrong data-start=\"205\" data-end=\"231\"\u003emoderate climate homes\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"nkh6ox\" data-start=\"234\" data-end=\"430\"\u003e\n\u003cp data-start=\"236\" data-end=\"430\"\u003e\u003cstrong data-start=\"236\" data-end=\"270\"\u003eVariable‑Speed Blower Comfort:\u003c\/strong\u003e The \u003cstrong data-start=\"275\" data-end=\"300\" data-is-only-node=\"\"\u003evariable‑speed blower\u003c\/strong\u003e adjusts airflow to provide \u003cstrong data-start=\"328\" data-end=\"404\"\u003equieter operation, improved humidity control, and more even temperatures\u003c\/strong\u003e than single‑speed models.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"jgvuk9\" data-start=\"432\" data-end=\"619\"\u003e\n\u003cp data-start=\"434\" data-end=\"619\"\u003e\u003cstrong data-start=\"434\" data-end=\"468\"\u003eTwo‑Stage Heating Performance:\u003c\/strong\u003e Two‑stage operation lets the unit run at a \u003cstrong data-start=\"512\" data-end=\"550\" data-is-only-node=\"\"\u003elower heat output most of the time\u003c\/strong\u003e, reducing temperature swings and increasing \u003cstrong data-start=\"595\" data-end=\"618\"\u003ecomfort consistency\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"od0cup\" data-start=\"621\" data-end=\"819\"\u003e\n\u003cp data-start=\"623\" data-end=\"819\"\u003e\u003cstrong data-start=\"623\" data-end=\"655\"\u003eFlexible Installation Width:\u003c\/strong\u003e With a \u003cstrong data-start=\"663\" data-end=\"678\" data-is-only-node=\"\"\u003e21\" cabinet\u003c\/strong\u003e, this furnace fits \u003cstrong data-start=\"698\" data-end=\"737\"\u003eupflow or horizontal configurations\u003c\/strong\u003e, making it a \u003cstrong data-start=\"751\" data-end=\"818\"\u003eversatile fit for closets, basements, attics, or utility spaces\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"11o9fe\" data-start=\"821\" data-end=\"962\"\u003e\n\u003cp data-start=\"823\" data-end=\"962\"\u003e\u003cstrong data-start=\"823\" data-end=\"850\"\u003eDurable Goodman Design:\u003c\/strong\u003e Built with \u003cstrong data-start=\"862\" data-end=\"916\" data-is-only-node=\"\"\u003equality components and a dependable heat exchanger\u003c\/strong\u003e, engineered for \u003cstrong data-start=\"933\" data-end=\"961\"\u003elong‑lasting performance\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"qdz3xe\" data-start=\"964\" data-end=\"1174\" data-is-last-node=\"\"\u003e\n\u003cp data-start=\"966\" data-end=\"1174\" data-is-last-node=\"\"\u003e\u003cstrong data-start=\"966\" data-end=\"995\"\u003eBalanced Value \u0026amp; Comfort:\u003c\/strong\u003e Combines \u003cstrong data-start=\"1005\" data-end=\"1074\" data-is-only-node=\"\"\u003eadvanced airflow control, two‑stage heating, and solid efficiency\u003c\/strong\u003e at a \u003cstrong data-start=\"1080\" data-end=\"1111\"\u003ebudget‑friendly price point\u003c\/strong\u003e, making it a \u003cstrong data-start=\"1125\" data-end=\"1173\"\u003esmart choice for dependable seasonal heating\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5 style=\"font-weight: bold;\"\u003e\n\u003cbr\u003eQ\u0026amp;A\u003c\/h5\u003e\n\u003cp data-start=\"89\" data-end=\"342\"\u003e\u003cstrong data-start=\"89\" data-end=\"144\"\u003eQ: What heating capacity does this furnace provide?\u003c\/strong\u003e\u003cbr data-start=\"144\" data-end=\"147\"\u003eA: The \u003cstrong data-start=\"154\" data-end=\"178\"\u003eGoodman GRVT800805CX\u003c\/strong\u003e delivers \u003cstrong data-start=\"188\" data-end=\"229\"\u003e80,000 BTU input (~64,000 BTU output)\u003c\/strong\u003e — ideal for \u003cstrong data-start=\"242\" data-end=\"267\"\u003esmall to medium homes\u003c\/strong\u003e depending on insulation and climate. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"344\" data-end=\"562\"\u003e\u003cstrong data-start=\"344\" data-end=\"375\"\u003eQ: What does 80% AFUE mean?\u003c\/strong\u003e\u003cbr data-start=\"375\" data-end=\"378\"\u003eA: \u003cstrong data-start=\"381\" data-end=\"393\"\u003e80% AFUE\u003c\/strong\u003e means about \u003cstrong data-start=\"406\" data-end=\"464\"\u003e80 ¢ of every dollar spent on fuel becomes usable heat\u003c\/strong\u003e, offering solid \u003cstrong data-start=\"481\" data-end=\"502\"\u003eenergy efficiency\u003c\/strong\u003e for everyday heating. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"564\" data-end=\"819\"\u003e\u003cstrong data-start=\"564\" data-end=\"606\"\u003eQ: What type of operation does it use?\u003c\/strong\u003e\u003cbr data-start=\"606\" data-end=\"609\"\u003eA: It features a \u003cstrong data-start=\"626\" data-end=\"649\"\u003etwo‑stage gas valve\u003c\/strong\u003e and a \u003cstrong data-start=\"656\" data-end=\"691\"\u003evariable‑speed ECM blower motor\u003c\/strong\u003e for \u003cstrong data-start=\"696\" data-end=\"717\"\u003equieter operation\u003c\/strong\u003e, \u003cstrong data-start=\"719\" data-end=\"749\"\u003ebetter temperature control\u003c\/strong\u003e, and \u003cstrong data-start=\"755\" data-end=\"780\"\u003eenergy‑saving airflow\u003c\/strong\u003e. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"821\" data-end=\"1045\"\u003e\u003cstrong data-start=\"821\" data-end=\"868\"\u003eQ: What installation options are supported?\u003c\/strong\u003e\u003cbr data-start=\"868\" data-end=\"871\"\u003eA: This furnace supports \u003cstrong data-start=\"896\" data-end=\"935\"\u003eupflow and horizontal installations\u003c\/strong\u003e, giving flexibility for \u003cstrong data-start=\"960\" data-end=\"1006\"\u003eattics, closets, basements, or crawlspaces\u003c\/strong\u003e. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1047\" data-end=\"1252\"\u003e\u003cstrong data-start=\"1047\" data-end=\"1090\"\u003eQ: What power and venting does it need?\u003c\/strong\u003e\u003cbr data-start=\"1090\" data-end=\"1093\"\u003eA: Runs on \u003cstrong data-start=\"1104\" data-end=\"1141\"\u003estandard 115 V single‑phase power\u003c\/strong\u003e and requires \u003cstrong data-start=\"1155\" data-end=\"1177\"\u003emetal flue venting\u003c\/strong\u003e typical for mid‑efficiency furnaces. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1254\" data-end=\"1451\"\u003e\u003cstrong data-start=\"1254\" data-end=\"1303\"\u003eQ: Is it compatible with modern refrigerants?\u003c\/strong\u003e\u003cbr data-start=\"1303\" data-end=\"1306\"\u003eA: Yes — it’s \u003cstrong data-start=\"1320\" data-end=\"1337\"\u003eR32 compliant\u003c\/strong\u003e, so it meets requirements for systems using the newer refrigerant standard. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1453\" data-end=\"1640\"\u003e\u003cstrong data-start=\"1453\" data-end=\"1491\"\u003eQ: Can it be converted to propane?\u003c\/strong\u003e\u003cbr data-start=\"1491\" data-end=\"1494\"\u003eA: Yes — with a \u003cstrong data-start=\"1510\" data-end=\"1536\"\u003epropane conversion kit\u003c\/strong\u003e (sold separately), offering flexibility for different fuel types.\u003c\/p\u003e\n\u003ch5 style=\"font-weight: bold;\"\u003e\n\u003cbr\u003eMaintenance Tips\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"1wyhyfu\" data-start=\"94\" data-end=\"245\"\u003e\n\u003cp data-start=\"96\" data-end=\"245\"\u003e\u003cstrong data-start=\"96\" data-end=\"130\"\u003eReplace Air Filters Regularly:\u003c\/strong\u003e Inspect monthly and replace every \u003cstrong data-start=\"165\" data-end=\"179\"\u003e1–3 months\u003c\/strong\u003e to ensure proper airflow and protect the variable-speed blower.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"k7b9v7\" data-start=\"246\" data-end=\"361\"\u003e\n\u003cp data-start=\"248\" data-end=\"361\"\u003e\u003cstrong data-start=\"248\" data-end=\"281\"\u003eKeep Vents \u0026amp; Registers Clear:\u003c\/strong\u003e Avoid blocking supply and return vents for consistent heating and efficiency.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1enl5ef\" data-start=\"362\" data-end=\"485\"\u003e\n\u003cp data-start=\"364\" data-end=\"485\"\u003e\u003cstrong data-start=\"364\" data-end=\"391\"\u003eInspect Venting System:\u003c\/strong\u003e Check intake and exhaust pipes for debris, blockages, or damage to maintain safe operation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"5otpr6\" data-start=\"486\" data-end=\"599\"\u003e\n\u003cp data-start=\"488\" data-end=\"599\"\u003e\u003cstrong data-start=\"488\" data-end=\"517\"\u003eClean Around the Furnace:\u003c\/strong\u003e Maintain \u003cstrong data-start=\"527\" data-end=\"547\"\u003e2–3 ft clearance\u003c\/strong\u003e to prevent dust buildup and allow proper airflow.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"17bgjhk\" data-start=\"600\" data-end=\"742\"\u003e\n\u003cp data-start=\"602\" data-end=\"742\"\u003e\u003cstrong data-start=\"602\" data-end=\"633\"\u003eMonitor Blower Performance:\u003c\/strong\u003e Variable-speed blowers should operate quietly and smoothly; unusual noises may indicate maintenance needs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"195esnh\" data-start=\"743\" data-end=\"871\"\u003e\n\u003cp data-start=\"745\" data-end=\"871\"\u003e\u003cstrong data-start=\"745\" data-end=\"781\"\u003eCheck Thermostat \u0026amp; Power Supply:\u003c\/strong\u003e Ensure thermostat settings, gas supply, and \u003cstrong data-start=\"826\" data-end=\"842\"\u003e115V circuit\u003c\/strong\u003e are functioning correctly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1f4oqus\" data-start=\"872\" data-end=\"1043\"\u003e\n\u003cp data-start=\"874\" data-end=\"1043\"\u003e\u003cstrong data-start=\"874\" data-end=\"915\"\u003eSchedule Annual Professional Service:\u003c\/strong\u003e A licensed HVAC technician should inspect burners, heat exchanger, gas pressure, ignition system, and safety controls yearly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Goodman","offers":[{"title":"Default Title","offer_id":46812778004617,"sku":"GRVT800805CX","price":2312.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/2443\/9177\/files\/80_upflow_frontleft-800x800_7c58e74f-0be7-45b5-a4a9-57ecfa9985f3.webp?v=1779806483","url":"https:\/\/mobility-ready.com\/products\/goodman-80-000-btu-80-afue-variable-speed-gas-furnace-21-width-upflow-horizontal-two-stage-115v-r32","provider":"Supplies for Happy Tails","version":"1.0","type":"link"}