Noritz NR83-DVC-NG Pro Tough Indoor Tankless Water Heater, 5" x 3" Con ? Improve Depot, LLC

Most Advanced Green Design: The NR83 demonstrates Noritz's commitment to being the tankless leader. With the NR83 Noritz shows its dedication to reduce environmental burdens and atmospheric pollution.<br> <br> The NR83-DVC is the best 180,000 btuh concentric model in the category with many industry-first features. Equipped with a commercial-grade heat exchanger and green Eco-Burner, the NR83 is the perfect mix of professional power and environmental consciousness.<br> <br><b>This unit offers several innovations:</b> <br><li> Commercial-Grade Heat Exchanger- Engineered for Durability<li> Eco- Burner- Noritz's Most Advanced Green Design <li> Easy Installation- Zero-Clearance and Adjustable Venting <br> <br><li> Available in Natural Gas (NG) and Propane (LP) models only.<li> Temperature Settings: 100-140oF (9 options)<li> Self-diagnostic onboard computer system<li> Back-up battery compatible<li> Recirculation compatible<li> Digital remote built-in<br> <br><li> QUALIFIES FOR UP TO $1,500 TAX CREDIT (2009-2010 only)<li>Energy Factor (EF) is a measurement of relative energy efficiency for a water heater; the higher the EF, the more energy efficient the water heater.<br> <br> <li> WARNING!!! NR83-DVC requires 3" x 5" concentric-type stainless steel venting.