The pressure relief valve helps to control pressure build up within a closed system. It is set to open as the pressure increases to ensure the pressure within the system doesn't reach a dangerous level..
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Technical Specifications
Category NameSpares - BoilersTypeSafety ReliefSupplier Part NumberP107Range DescriptionPowermaxBrand NamePotterton
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Potterton Powermax 3 Bar Safety Relief Valve 15mm P107