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Features a continuous self-testing action to protect your home from fire and shock
Auto reset thermal overload
Easy temperature control with adjustable thermostat can be set higher for dishwashers and laundry machines or lower as needed
cement-based
Super Change™ 2 oz. (Up to 6 Tons) A.O SMITH 30 GALLON SHORT NATURAL GAS WATER HEATER Features a continuous self-testing actionSuper Change allows professional HVAC R contractors a fast and easy way to convert a system from non POE based oils and refrigerants such as R22 to newer HFC refrigerants including POE based R407C and R410A without the need to flush the system (excluding compressor burnouts). By adding Super Change with the new refrigerant and oil, a chemical link is created between the old and new oil, thus avoiding a full flush and saving contractors significant
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