{"product_id":"navien-nhw700-199ae-non-condensing-tankless-water-heater-nhw700-199ae","title":"NHW700-199AE – Non-Condensing Tankless Water Heater – Outdoor, 199,000 BTU","description":"\u003cp\u003eNavien NHW700-199AE – Non-Condensing Tankless Water Heater – Outdoor, 199,000 BTU\u003c\/p\u003e\u003cp\u003eThe Navien NHW700-199AE is a high-capacity, non-condensing tankless water heater built for outdoor residential applications. Designed to operate efficiently in a variety of climates, it delivers up to 199,900 BTU per hour and supports a maximum flow rate of 9.5 gallons per minute at a 35°F rise. The unit is equipped with Navien's patented NaviTech™ stainless steel heat exchanger and a stainless steel Low NOx burner for durability and cleaner combustion. With a Uniform Energy Factor (UEF) of 0.81, the NHW700-199AE offers energy-efficient performance in a compact footprint.\u003c\/p\u003e\u003cp\u003eThis model comes with a built-in recirculation pump and buffer tank, helping to reduce hot water wait times and eliminate cold water bursts during demand cycles. It includes a built-in control panel for temperature adjustment and diagnostics, and is factory-configured for natural gas with an optional field conversion kit for propane. Safety features such as a flame rod, APS, high-limit temperature switch, and vent installation detector are integrated for peace of mind. The unit installs outdoors with NaviVent™ 3\" x 5\" concentric venting and requires no additional venting accessories.\u003c\/p\u003e\u003cp\u003eOutdoor installation design 199,900 BTU\/h input UEF rating of 0.81 9.5 GPM at 35°F rise, 7.4 GPM at 45°F rise Patented NaviTech™ stainless steel heat exchanger Stainless steel Low NOx burner (20 ppm) Built-in recirculation pump and buffer tank Electronic ignition system Built-in control panel for temperature setting and diagnostics Factory set for natural gas, field convertible to propane Vents using NaviVent™ concentric 3\" x 5\" system Safety features: flame rod, air pressure sensor, vent installation detector, water temp high limit switch, power surge fuse Applications\u003c\/p\u003e\u003cp\u003eResidential outdoor water heating Homes needing high hot water output with minimal indoor space use Systems requiring reduced hot water wait time Installations in areas with natural gas or propane fuel availability Regions requiring Low NOx emissions compliance Exclusive NaviTech stainless steel heat exchanger\u003c\/p\u003e\u003cp\u003eThe NWH-A series non-condensing tankless water heaters feature a stainless steel heat exchanger to deliver unmatched durability and performance.\u003c\/p\u003e\u003cp\u003eComfortFlow built-in recirculation system\u003c\/p\u003e\u003cp\u003eThe patented ComfortFlow system is the first to include a buffer tank, recirculation pump and fine-tuned controls into a tankless water heater.\u003c\/p\u003e\u003cp\u003eAllows you to adjust water temperature, operation status and troubleshooting.\u003c\/p\u003e\u003cp\u003eBuilt-in Air Pressure Sensor (APS)\u003c\/p\u003e\u003cp\u003eMonitors vent system for blockage, automatically compensates for range of vent lengths, helps maintain proper air\/gas ratio during operation, and ensures consistent hot water output during changing conditions.\u003c\/p\u003e\u003cp\u003ePatented NaviTech stainless steel gas burner\u003c\/p\u003e\u003cp\u003eDesigned and manufactured by Navien to burn gas at higher efficiency than other system on the market.\u003c\/p\u003e\u003cp\u003eRecirculation control built into circuit board\u003c\/p\u003e\u003cp\u003eEnsures proper system setup, and reduces the need for additional components, saving installation time and cost.\u003c\/p\u003e\u003cp\u003eBuilt-in Water Adjustment Valve (WAV) \u0026amp; Mixing Valve\u003c\/p\u003e\u003cp\u003eControl flow to maintain setpoint and stabilize water temperature during flow changes.\u003c\/p\u003e\u003ch3\u003eSpecification\u003c\/h3\u003e\u003ctable class=\"product-specs\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eNavien\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eNHW700-199AE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eType\u003c\/th\u003e\n\u003ctd\u003eTankless Water Heater\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFlow\u003c\/th\u003e\n\u003ctd\u003e9.5 GPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInput\u003c\/th\u003e\n\u003ctd\u003e199,000 MBH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePower source\u003c\/th\u003e\n\u003ctd\u003ePropane\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCondition\u003c\/th\u003e\n\u003ctd\u003eNew\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp class=\"product-disclosure\"\u003eOutdoorSupply is an independent retailer. This product is made by Navien; we are not affiliated with Navien and all brand names and model numbers are used to identify the product we are selling.\u003c\/p\u003e","brand":"Navien","offers":[{"title":"Default Title","offer_id":48347423998141,"sku":"NHW700-199AE","price":529.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0786\/8304\/6077\/files\/navien_nhw700-199ae-ng.jpg?v=1788032701","url":"https:\/\/out-doorsupply.myshopify.com\/products\/navien-nhw700-199ae-non-condensing-tankless-water-heater-nhw700-199ae","provider":"OutdoorSupply","version":"1.0","type":"link"}