Professional installation required
Uniform energy factor of 0.81
Improve your lifestyle by never running out of hot water， includes a built-in recirculation pump， smart-circ intelligent recirculation that learns your water usage patterns to provide hot water according to your schedule， thermal bypass valve can be purchased to achieve recirculation in homes without a dedicated return line
Save time with hot water whenever and wherever you need it， any size home， even for simultaneous uses at multiple fixtures
Includes Built-In Recirculation Pump
Maximum output， minimum space， suitable for installation in non-traditional spaces such as crawl spaces and attics
Optimized concentric vertical or horizontal PVP/CPVC venting system termination configurations available -featuring inner pipe for exhaust and outer pipe for fresh outdoor air; resulting in a direct-vent system with 1 penetration through the wall or roof
Wi-Fi ready; requires control-r module
Residential warranty: limited 15-year on heat exchanger， 5-year on parts， 1-year on labor (register within 90-days and receive an additional 4-years of labor coverage free a 250 dollar value)
Commercial warranty: limited 8-year or 12，000 hrs. on heat exchanger， 5-year on parts， 1-year on labor (register within 90 days and receive an additional 1-year of labor coverage)
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