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The A.O. SMITH ATI-510U is a tankless water heater using up to 199,000 BTU/h of natural gas/liquid propane. Well suited for residential/commercial applications, it features a commercial grade copper heat exchanger. Complies with Ultra-Low NOx regulations and meets the energy efficiency requirements of ASHRAE 90.1-b 1992.
This tankless water heater delivers an endless supply of hot water. It is easily convertible from natural gas to propane with supplied kit.
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