HERZ automatic filling valve for filling of heating/cooling system with a presetted system pressure Body of forged brass, inclined body, with integrated pressure reducer, ball valve with square SW14, check valve. Pressure gauge 0-10 bar, seal with integrated filter, flat seal and free turning nut connectors MT ½” are included. Temperature range: from 0.5 °C to 70 °C. Maximum inlet pressure: 16 bar. Regulated pressure range: 1.5-6 bar. Stainless steel filter with 0.3 mm mesh size.