Georg Fischer Piping Systems Ltd Valves - Plastic-Valves - Check-Valves - cone-Check-Valve-561-562 161561242

Check valve type 561, designed for vertical installation with solvent cement sockets compliant with ASTM standards, features a flow-optimized return cone and double guidance for vibration-free operation at high flow velocities. It seals at a minimum water column of 2 m, is silicone-free and paint-compatible, and has an installation length identical to ball valve type 546. The valve has a nominal size of DN15 (1/2 inch), a pressure rating of 16 bar, and a kv-value of 180 l/min. Weight is 0.130 kg for EPDM sealing, with a Z-length of 105 mm, L of 50 mm, L2 of 56 mm, and z of 61 mm.