Expansion Control Valves prevent damage to hot water heaters by maintaining safe, water pressure. Excessive cold water pressure is released to atmosphere thereby ensuring controlled water conditions are maintained. As a result of the controlled water pressure, the water heater has ideal water conditions to operate efficiently.
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User friendly pressure release handle
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Auxiliary relief valve that provides addition protection in case of a blockage in the drain line
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Non-serviceable and non-adjustable
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Dry spring construction
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Complies with AS 1357.2
