{"product_id":"ao-smith-100344527-proline-xe-ultra-low-nox-indoor-natural-gas-tankless-water-heater-199-000-btu-21-69-l-x-16-19-w-x-36-75-h","title":"Ao Smith 100344527 ProLine XE Ultra-Low NOx Indoor Natural Gas Tankless Water Heater 199,000 BTU (21.69 L x 16.19 W x 36.75 H)","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eAO Smith 100344527 is a ProLine XE ultra-low NOx indoor natural gas tankless water heater with X3 Technology, rated at 199,000 BTU to provide on-demand hot water for residential and commercial applications. The unit measures 21.69 x 16.19 x 36.75 inches, weighs 72.9 lb, and supports up to 10 gallons per minute flow. It is designed for indoor installation with Cat IV venting options and a compact wall-mount form factor.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eX3 Technology for scale prevention and improved combustion efficiency; ultra-low NOx emissions\u003c\/li\u003e\n  \u003cli\u003e199,000 BTU capacity with up to 10 GPM maximum flow; designed for continuous on-demand hot water\u003c\/li\u003e\n  \u003cli\u003eCompact indoor wall‑mount design, dimensions 21.69 x 16.19 x 36.75 in; 72.9 lb; Cat IV venting options\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eProduct Highlights\u003c\/h4\u003e\n\u003cp\u003eUltra-low NOx tankless natural gas heater, 199,000 BTU, X3 scale prevention, indoor Cat IV venting\u003c\/p\u003e\n\u003ch3\u003eProduct Information\u003c\/h3\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: AO SMITH\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 100344527\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: AO Smith\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 100344527\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel\/Series\u003c\/strong\u003e: ProLine XE\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProduct Type\u003c\/strong\u003e: Natural Gas Tankless Water Heater\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBTU Rating\u003c\/strong\u003e: 199,000 BTU\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBTU Input Range\u003c\/strong\u003e: 15,000 - 199,000 BTU\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaximum Flow Rate\u003c\/strong\u003e: 10 GPM\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCondensing\u003c\/strong\u003e: Yes\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniform Energy Factor (UEF)\u003c\/strong\u003e: 0.93\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eX3 Technology\u003c\/strong\u003e: X3 scale prevention\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeat Exchangers\u003c\/strong\u003e: Primary commercial-grade copper; secondary 316L stainless steel\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVenting\/Configuration\u003c\/strong\u003e: CAT-IV RM\/OS (room-sealed\/outdoor)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVent Type\u003c\/strong\u003e: Power direct vent\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFuel Type\u003c\/strong\u003e: Natural Gas\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower Source\u003c\/strong\u003e: Gas (120V electrical for controls\/ignition)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVoltage\u003c\/strong\u003e: 120V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWater Connection Size\u003c\/strong\u003e: 3\/4 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePressure Range\u003c\/strong\u003e: 15 - 150 psi\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions (L x W x H)\u003c\/strong\u003e: 21.69 in x 16.19 in x 36.75 in\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 72.9 lb\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUPC\u003c\/strong\u003e: 671657270148\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCertifications\u003c\/strong\u003e: CSA; ANSI Z21.10.3; Energy Star (manufacturer-claimed)\u003c\/li\u003e\n\u003c\/ul\u003e\n","brand":"AO SMITH","offers":[{"title":"Default Title","offer_id":51467812700466,"sku":"100344527","price":1902.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/313937643.jpg?v=1783912680","url":"https:\/\/voomisupply.com\/products\/ao-smith-100344527-proline-xe-ultra-low-nox-indoor-natural-gas-tankless-water-heater-199-000-btu-21-69-l-x-16-19-w-x-36-75-h","provider":"Voomi Supply","version":"1.0","type":"link"}