034L0052, Danfoss, Pressure Regulator. KVL 35, copper solder connections, Regulating range 0.2 - 6.0 bar, factory setting 2 bar, max. working pressure 18 bar. Access port: ¼ in. Schrader valve for pressure testing. Max. test pressure: KVL 28 - 35 = 25.6 bar. Maximum P-band: KVL 28 - 35 = 1.5 bar. Rated capacities: see technical literature