The Richmond® 40-gal 30000 Btu Natural Gas/Liquid Propane Water Heater comes with a 2 years In Home Labor Warranty and has a direct vent design that offers installation versatility. Its 40-gal tank provides ample hot water for your mobile home. UL approved for manufactured housing, the heater has a low-input pilot that conserves energy and a factory installed temperature-and-pressure relief valve. Hot/cold water connections are side mounted on the heater for fast, easy installation. Meets or exceeds NAECA and ASHRAE requirements.