An expansion control valve (ECV) manages thermal expansion in a closed hot water system. When water is heated it expands — the ECV allows small amounts of water to discharge safely, preventing excessive pressure buildup in the tank and pipework.
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Frequently Asked Questions
Why is my hot water system relief valve dripping in Melbourne?
A dripping relief valve may indicate high system pressure, a failing expansion control valve, or a valve that has reached the end of its service life. Sedcon Plumbing assesses and replaces ECVs and TPR valves across Melbourne. Call 0468 013 012.
Do you replace expansion control valves and TPR valves in Melbourne?
Yes. Sedcon Plumbing replaces expansion control valves and temperature pressure relief valves on hot water systems across Melbourne as part of system maintenance. Call 0468 013 012 for an assessment.
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