Navien NR-210A-NG, Tankless Condensing Gas Water Heater 98% - 180,000BTU

Navien's condensing efficiency boasts the industries highest rating of 98%. Customers can take advantage of the low annual operating costs and receive the best value and payback, compared with conventional tankless or tank-type water heaters. Navien Condensing Tankless Heater offers the highest gallons-per-minute (GPM) when comparing input BTUs.

Navien utilizes dual stainless steel heat exchangers, providing 3.8 to 4.5 times longer life-expectancy and erosion resistance over the copper heat exchangers used in other brands. Naviens stainless steel heat exchangers operate with relatively low water temperature, minimizing damage from hard water conditions and maintains efficiency levels.

Navien Condensing tankless heaters offer safety and an unlimited amount of hot water supply. Consumers love the endless supply of hot, soothing water!

The high efficiency of Naviens Condensing Tankless results in lower exhaust temperatures, allowing for the use of 3 Inch PVC. PVC venting offers significant savings in cost and makes installation a breeze. Three-inch PVC venting up to 100ft with a maximum of 6 elbows, where each elbow deduct 5' off of venting length

• Naviens condensing technology uses less gas than conventional water heaters, resulting in less CO2 emissions.
• The Eco Pre-mixed Burner dramatically reduces NOx emission levels, making it the lowest emission levels in the industry.
• Navien Condensing 98% has become more eco-friendly by dissolving NOx in condensed water to neutralize the alkaline sewage in your house, improving water quality.

More Features of Navien NR-210A-NG Tankless Condensing Gas Water Heater at a glance:

• Enhanced Safety with Dual Microprocessors.
• Optimal and Stable Combustion with APS and GPS APS.
• Leak Detector.
• Air Intake Filter.
• Optional Navien NR-10DU Remote Controller Available. Not Included with this boiler.

Navien NR-210A-NG Tankless Condensing Gas Water Heater Warranty:

• 15 Years Heat Exchanger / 5 Years Parts