Install this A. O. Smith Signature Series 10 GPM tankless water heater when you need a ready supply of hot water for your home. Designed for whole home applications, this indoor natural gas tankless water heater uses up to 199,000 BTU/h of natural gas or propane to deliver a 10-gallon per minute flow rate (based on a 35 degree F rise) of continuous hot water when sized appropriately. This model only heats water when needed, making it one of the most energy-efficient ways to heat water. This model operates at a 0.81 Uniform Energy Factor (UEF), which can reduce your energy consumption and save money on your energy bills. Additionally, our tankless gas design enables easy wall mounting, saving you valuable storage space. Tankless gas water heaters have special installation requirements, so professional installation is required. Call 1-877-GOLowes to get this water heater installed.
Delivers continuous hot water for up to 2 simultaneous showers and 3 sinks when sized appropriately (based on 0.5 GPM faucet and 2.5 GPM showerhead in southern zone)
Operates at a 0.81 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
Uses a 3/4 inch gas line and includes a kit for easy conversion from natural gas to propane
Features integrated controls for easy temperature control and troubleshooting
Primary heat exchanger design provides superior heat transfer and protection for extended product life
Worry-free safety features include freeze, overheat and surge protection as well as troubleshooting diagnostic codes
Provides peace of mind with a 15-year heat exchanger guarantee, 5-year parts guarantee and a 1-year limited labor warranty