CALEFFI 533550H High Performance 20mm 3-Way Pressure Reduction Valve 100-500kPa Adjustable Pressure Control Valve The AVG ECV expansion control

The AVG ECV expansion control valve features the same threads

50–76mm (2–3")

the hot water service can overheat and build dangerously high pressures

Pressure Setting: 350 kPa

CALEFFI 533550H High Performance 20mm 3-Way Pressure Reduction Valve 100-500kPa Adjustable Pressure Control Valve The AVG ECV expansion controlOverview The Caleffi 533550H 20mm 3 4" 3 way high performance pressure reduction valve is made in Italy and Australia Watermark approved. The "H" in the models name indicates this is a high performance version of pressure reduction valves in Caleffi ranges with a high temperature rating at 80C and a high inlet pressure rating at 2000kPa (VS standard Caleffi version at 40C and 1600kPa respectively). The valve body casting and dimensions are the same