{"product_id":"a-o-smith-signature-series-8-gpm-190000-btu-indoor-natural-gas-liquid-propane-tankless-water-heater","title":"A.O. Smith Signature Series 8-GPM 190000-BTU Indoor Natural Gas\/Liquid Propane Tankless Water Heater - Item #1055556 | Model #GT15-310C-I","description":"\u003cp\u003e \u003c\/p\u003e\n\u003ch2 class=\"romance\"\u003eA.O. Smith Signature Series 8-GPM 190000-BTU Indoor Natural Gas\/Liquid Propane Tankless Water Heater - Item #1055556 | Model #GT15-310C-I\u003c\/h2\u003e\n\u003cdiv class=\"romance\"\u003eA. O. Smith's Signature Series Non-Condensing Ultra-Low NOx Indoor Tankless Gas Water Heater uses up to 190,000 BTU\/h of natural gas or propane to deliver a 8 gallons per minute flow rate (based on a 35°F rise) of continuous hot water for your home when sized appropriately. This makes it a good match for whole home applications. A. O. Smith Tankless Gas water heaters only heat water when needed, making them one of the most energy efficient ways to heat water. This high efficiency non-condensing indoor model has a 0.82 Uniform Energy Factor (UEF) and can reduce your energy consumption and save money on your energy bills. Additionally, our Tankless Gas design can be easily wall-mounted indoors, saving you valuable storage space. This model may qualify for additional energy efficiency rebates and tax credits in your local area. See Lowe's Rebate Center for details. Not sure if this is the right water heater for you? Use our product selector tool to see if this model is the right fit for your hot water needs. Tankless gas water heaters have special installation requirements. Professional installation is required.\u003c\/div\u003e\n\u003ch5 class=\"romance\"\u003eFeatures\u003c\/h5\u003e\n\u003cdiv class=\"specs\"\u003e\n\u003cul class=\"bullets\"\u003e\n\u003cli tabindex=\"0\"\u003e\n\u003cp\u003eEnjoy continuous hot water for up to 2 simultaneous showers and 3 sink when sized appropriately (sink and shower calculations are based on a 0.5 GPM faucet and a 2.5 GPM showerhead in the southern zone)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli tabindex=\"0\"\u003e\n\u003cp\u003eSave money and energy with our energy efficient Ultra Low NOx indoor model that operates at a 0.82 Uniform Energy Factor (UEF)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli tabindex=\"0\"\u003e\n\u003cp\u003eCompact, indoor wall-mounted design frees up valuable storage space\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli tabindex=\"0\"\u003e\n\u003cp\u003eUses 3\/4 inch gas line and is easily convertible from natural gas to propane with supplied kit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli tabindex=\"0\"\u003e\n\u003cp\u003eEasy temperature adjustment and troubleshooting with integrated controls\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli tabindex=\"0\"\u003e\n\u003cp\u003ePrimary heat exchanger design provides superior heat transfer and protection resulting in extended product life\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli tabindex=\"0\"\u003e\n\u003cp\u003eWorry-free safety features include freeze, overheat, and surge protection as well as troubleshooting diagnostic codes\u003cbr\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eWhat our Experts Think\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"1mcr1ea\" data-start=\"27\" data-end=\"253\"\u003e\n\u003cp data-start=\"29\" data-end=\"253\"\u003e\u003cstrong data-start=\"29\" data-end=\"65\"\u003eContinuous whole‑home hot water:\u003c\/strong\u003e Delivers up to \u003cstrong data-start=\"81\" data-end=\"113\"\u003e8 GPM of on‑demand hot water\u003c\/strong\u003e, enough for \u003cstrong data-start=\"126\" data-end=\"163\"\u003e2 simultaneous showers plus sinks\u003c\/strong\u003e when sized correctly—ideal for medium households. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1srqwwu\" data-start=\"255\" data-end=\"483\"\u003e\n\u003cp data-start=\"257\" data-end=\"483\"\u003e\u003cstrong data-start=\"257\" data-end=\"292\"\u003eEnergy‑smart and low emissions:\u003c\/strong\u003e Rated \u003cstrong data-start=\"299\" data-end=\"316\"\u003eUltra‑Low NOx\u003c\/strong\u003e with a \u003cstrong data-start=\"324\" data-end=\"360\"\u003e0.81 Uniform Energy Factor (UEF)\u003c\/strong\u003e for efficient gas use and lower operating costs compared to standard tank systems. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1bydjmf\" data-start=\"485\" data-end=\"679\"\u003e\n\u003cp data-start=\"487\" data-end=\"679\"\u003e\u003cstrong data-start=\"487\" data-end=\"518\"\u003eSpace‑saving indoor design:\u003c\/strong\u003e Wall‑mounted and compact, this \u003cstrong data-start=\"550\" data-end=\"597\"\u003eindoor tankless heater frees up floor space\u003c\/strong\u003e and integrates easily into utility rooms. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"7eqg6r\" data-start=\"681\" data-end=\"882\"\u003e\n\u003cp data-start=\"683\" data-end=\"882\"\u003e\u003cstrong data-start=\"683\" data-end=\"704\"\u003eFuel flexibility:\u003c\/strong\u003e Comes with a kit to \u003cstrong data-start=\"725\" data-end=\"775\"\u003econvert between natural gas and liquid propane\u003c\/strong\u003e, giving homeowners installation choice based on fuel availability. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ksm5vv\" data-start=\"884\" data-end=\"1099\"\u003e\n\u003cp data-start=\"886\" data-end=\"1099\"\u003e\u003cstrong data-start=\"886\" data-end=\"913\"\u003eDurable heat exchanger:\u003c\/strong\u003e Commercial‑grade heat exchanger enhances heat transfer and \u003cstrong data-start=\"973\" data-end=\"994\"\u003eextends unit life\u003c\/strong\u003e, backed by a \u003cstrong data-start=\"1008\" data-end=\"1036\"\u003e15‑year limited warranty\u003c\/strong\u003e on the heat exchanger. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"10z273\" data-start=\"1101\" data-end=\"1296\"\u003e\n\u003cp data-start=\"1103\" data-end=\"1296\"\u003e\u003cstrong data-start=\"1103\" data-end=\"1135\"\u003eSafety and control features:\u003c\/strong\u003e Built‑in \u003cstrong data-start=\"1145\" data-end=\"1183\"\u003efreeze, overheat, surge protection\u003c\/strong\u003e and diagnostic codes support safer operation and easier troubleshooting. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1kxnxdj\" data-start=\"1298\" data-end=\"1460\"\u003e\n\u003cp data-start=\"1300\" data-end=\"1460\"\u003e\u003cstrong data-start=\"1300\" data-end=\"1334\"\u003eProfessional install required:\u003c\/strong\u003e To maximize performance and meet local codes, \u003cstrong data-start=\"1381\" data-end=\"1419\"\u003eexpert installation is recommended\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003e\n\u003cbr\u003eQ\u0026amp;A\u003c\/h5\u003e\n\u003cp data-start=\"129\" data-end=\"447\"\u003e\u003cstrong data-start=\"129\" data-end=\"190\"\u003eQ: What type of fuel does this tankless water heater use?\u003c\/strong\u003e\u003cbr data-start=\"190\" data-end=\"193\"\u003eA: It operates on \u003cstrong data-start=\"211\" data-end=\"244\"\u003enatural gas or liquid propane\u003c\/strong\u003e, offering flexibility depending on your home’s fuel source. (\u003ca data-start=\"306\" data-end=\"444\" rel=\"noopener\" class=\"decorated-link cursor-pointer\"\u003eaosmithatlowes.com\u003c\/a\u003e\u003c\/p\u003e\n\u003cp data-start=\"449\" data-end=\"760\"\u003e\u003cstrong data-start=\"449\" data-end=\"491\"\u003eQ: What is the flow rate and capacity?\u003c\/strong\u003e\u003cbr data-start=\"491\" data-end=\"494\"\u003eA: Delivers up to \u003cstrong data-start=\"512\" data-end=\"542\"\u003e8 gallons per minute (GPM)\u003c\/strong\u003e, supporting simultaneous hot water use for showers, sinks, and appliances. (\u003ca data-start=\"619\" data-end=\"757\" rel=\"noopener\" class=\"decorated-link cursor-pointer\"\u003eaosmithatlowes.com\u003c\/a\u003e\u003c\/p\u003e\n\u003cp data-start=\"762\" data-end=\"1094\"\u003e\u003cstrong data-start=\"762\" data-end=\"812\"\u003eQ: What are the benefits of a tankless design?\u003c\/strong\u003e\u003cbr data-start=\"812\" data-end=\"815\"\u003eA: Provides \u003cstrong data-start=\"827\" data-end=\"861\"\u003econtinuous hot water on demand\u003c\/strong\u003e, saves space, and \u003cstrong data-start=\"880\" data-end=\"904\"\u003ereduces energy costs\u003c\/strong\u003e compared to traditional storage water heaters. (\u003ca data-start=\"953\" data-end=\"1091\" rel=\"noopener\" class=\"decorated-link cursor-pointer\"\u003eaosmithatlowes.com\u003c\/a\u003e\u003c\/p\u003e\n\u003cp data-start=\"1096\" data-end=\"1415\"\u003e\u003cstrong data-start=\"1096\" data-end=\"1140\"\u003eQ: What safety features does it include?\u003c\/strong\u003e\u003cbr data-start=\"1140\" data-end=\"1143\"\u003eA: Features \u003cstrong data-start=\"1155\" data-end=\"1233\"\u003ebuilt-in flame failure protection, freeze protection, and overheat shutoff\u003c\/strong\u003e, ensuring reliable and safe operation. (\u003ca data-start=\"1274\" data-end=\"1412\" rel=\"noopener\" class=\"decorated-link cursor-pointer\"\u003eaosmithatlowes.com\u003c\/a\u003e\u003c\/p\u003e\n\u003cp data-start=\"1417\" data-end=\"1716\"\u003e\u003cstrong data-start=\"1417\" data-end=\"1452\"\u003eQ: Can it be installed indoors?\u003c\/strong\u003e\u003cbr data-start=\"1452\" data-end=\"1455\"\u003eA: Yes. This model is designed for \u003cstrong data-start=\"1490\" data-end=\"1525\"\u003eindoor residential installation\u003c\/strong\u003e with proper venting for natural gas or propane. (\u003ca data-start=\"1575\" data-end=\"1713\" rel=\"noopener\" class=\"decorated-link cursor-pointer\"\u003eaosmithatlowes.com\u003c\/a\u003e\u003c\/p\u003e\n\u003cp data-start=\"1718\" data-end=\"2010\"\u003e\u003cstrong data-start=\"1718\" data-end=\"1748\"\u003eQ: Is it energy efficient?\u003c\/strong\u003e\u003cbr data-start=\"1748\" data-end=\"1751\"\u003eA: Yes. Tankless technology \u003cstrong data-start=\"1779\" data-end=\"1804\"\u003eheats water on demand\u003c\/strong\u003e, avoiding standby heat loss and lowering monthly energy bills. (\u003ca data-start=\"1869\" data-end=\"2007\" class=\"decorated-link cursor-pointer\" rel=\"noopener\"\u003eaosmithatlowes.com\u003c\/a\u003e\u003c\/p\u003e\n\u003ch5\u003e\n\u003cbr\u003eMaintenance Tips\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"1ykuhhy\" data-start=\"151\" data-end=\"326\"\u003e\n\u003cp data-start=\"153\" data-end=\"326\"\u003e\u003cstrong data-start=\"153\" data-end=\"183\"\u003eDescale the unit annually:\u003c\/strong\u003e Flush the heat exchanger with a \u003cstrong data-start=\"216\" data-end=\"265\"\u003evinegar or descaling solution every 12 months\u003c\/strong\u003e to remove mineral buildup, especially in hard water areas.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"5a1ee8\" data-start=\"327\" data-end=\"461\"\u003e\n\u003cp data-start=\"329\" data-end=\"461\"\u003e\u003cstrong data-start=\"329\" data-end=\"362\"\u003eClean the inlet water filter:\u003c\/strong\u003e Inspect and rinse the \u003cstrong data-start=\"385\" data-end=\"419\"\u003ecold water inlet screen filter\u003c\/strong\u003e regularly to prevent flow restrictions.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"kqwkfg\" data-start=\"462\" data-end=\"605\"\u003e\n\u003cp data-start=\"464\" data-end=\"605\"\u003e\u003cstrong data-start=\"464\" data-end=\"502\"\u003eCheck venting and gas connections:\u003c\/strong\u003e Ensure \u003cstrong data-start=\"510\" data-end=\"549\"\u003event pipes, gas lines, and fittings\u003c\/strong\u003e are secure, free of obstructions, and corrosion-free.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"11yp02z\" data-start=\"606\" data-end=\"759\"\u003e\n\u003cp data-start=\"608\" data-end=\"759\"\u003e\u003cstrong data-start=\"608\" data-end=\"649\"\u003eMonitor ignition and flame operation:\u003c\/strong\u003e Watch for \u003cstrong data-start=\"660\" data-end=\"712\"\u003eirregular burner ignition or flame color changes\u003c\/strong\u003e, which can indicate blockages or gas issues.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"id8g5i\" data-start=\"760\" data-end=\"870\"\u003e\n\u003cp data-start=\"762\" data-end=\"870\"\u003e\u003cstrong data-start=\"762\" data-end=\"784\"\u003eInspect for leaks:\u003c\/strong\u003e Regularly check all \u003cstrong data-start=\"805\" data-end=\"834\"\u003ewater and gas connections\u003c\/strong\u003e for moisture or signs of leakage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1ccoz7v\" data-start=\"871\" data-end=\"1012\"\u003e\n\u003cp data-start=\"873\" data-end=\"1012\"\u003e\u003cstrong data-start=\"873\" data-end=\"914\"\u003eMaintain proper temperature settings:\u003c\/strong\u003e Keep the thermostat between \u003cstrong data-start=\"943\" data-end=\"958\"\u003e120°F–140°F\u003c\/strong\u003e to prevent scalding and optimize energy efficiency.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"jpv1tf\" data-start=\"1013\" data-end=\"1151\"\u003e\n\u003cp data-start=\"1015\" data-end=\"1151\"\u003e\u003cstrong data-start=\"1015\" data-end=\"1054\"\u003eKeep the area clean and ventilated:\u003c\/strong\u003e Ensure \u003cstrong data-start=\"1062\" data-end=\"1105\"\u003eairflow around the unit is unobstructed\u003c\/strong\u003e and the space is free from dust and debris.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"A.O. Smith","offers":[{"title":"Default Title","offer_id":46812822765705,"sku":"Item #1055556 | Model #GT15-310C-I","price":1035.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0759\/2443\/9177\/files\/image_825f3ef7-fdfe-43fc-a55c-431296c1bad1-189986.jpg?v=1779806770","url":"https:\/\/mobility-ready.com\/products\/a-o-smith-signature-series-8-gpm-190000-btu-indoor-natural-gas-liquid-propane-tankless-water-heater","provider":"Supplies for Happy Tails","version":"1.0","type":"link"}