The pressure relief valve is a safety device fitted to boilers that limits the build up of pressure to dangerous levels.
If a pressure relief valve is passing it can be a sign that the expansion vessel needs charged or is faulty.
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£16.24 £13.53 exc VAT
57 in stock
The pressure relief valve is a safety device fitted to boilers that limits the build up of pressure to dangerous levels.
If a pressure relief valve is passing it can be a sign that the expansion vessel needs charged or is faulty.
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