AVG Expansion Control Valve 15mm - 600kPa, Lead Free, DR Brass, WaterMark AS1357.1 | ECV15-600-LF Shower Spares Trade or where an inlet pressure

or where an inlet pressure is stable

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AVG Expansion Control Valve 15mm - 600kPa, Lead Free, DR Brass, WaterMark AS1357.1 | ECV15-600-LF Shower Spares Trade or where an inlet pressureThe AVG ECV15 600 LF is a 15mm (1 2") lead free expansion control valve set to 600kPa, designed to absorb the pressure increase caused by thermal expansion in a hot water storage system. Fitting an ECV to the cold water inlet prevents hot water discharging from the pressure temperature relief (PTR) valve on every heating cycle protecting the PTR valve, saving energy, and extending the life of the whole system. Both PTR and ECV valves are safety