A.O. Smith Signature Series 6.6-GPM 160000-BTU Indoor Natural Gas Ultra-Low NOx Tankless Water Heater

Enjoy a continuous supply of hot water with this Signature Series small tankless gas water heater from A. O. Smith. This indoor tankless water heater delivers 6.6 gallons of hot water per minute (based on a 35°F temperature rise) of continuous hot water when sized appropriately. It uses up to 160,000 Btu/h of natural gas and is a good match for whole-home water heating applications. This model only turns on when needed, making it one of the most efficient ways to heat water. With its super high efficiency, this gas water heater has a 0.94 Uniform Energy Factor (UEF) and can reduce your energy consumption and save on energy bills. The water heater’s compact dimensions and tankless design means it’s easily wall-mounted indoors, saving you valuable storage space. This unit comes with a 15-year limited heat exchanger warranty and 5-year parts guarantee to give you additional peace of mind. Tankless gas water heaters have special installation requirements. Professional installation is required. Call 1-877-GOLowes to get this water heater installed.

Delivers hot water for up to 2 simultaneous showers and 3 sinks when sized appropriately. 0.94 Uniform Energy Factor (UEF) for maximum energy efficiency and cost savings on this Ultra Low NOx indoor model. Frees up valuable storage space with compact, indoor wall-mounted design. Professional installation required – call 877-GO-LOWES Provides peace of mind with a 15-year heat exchanger guarantee, 5-year parts guarantee and a 1-year limited labor warranty Features integrated controls for easy temperature control and troubleshooting Provides superior protection and extended water heater life with a copper primary heat exchanger and a stainless steel secondary heat exchanger Worry-free safety features include freeze, overheat and surge protection as well as troubleshooting diagnostic codes