Georg Fischer Piping Systems Ltd Valves - Plastic-Valves - Check-Valves - cone-Check-Valve-561-562 161561004

Check valve type 561 PVC-U without spring, designed for vertical installation with solvent cement sockets, featuring a flow-optimized return cone and double guidance to ensure vibration-free operation at high flow velocities. The valve seals at a minimum water column of 2 m and has a nominal diameter of 25 mm, with a kv-value of 460 l/min at Δp=1 bar. It has an installation length of 123 mm and weighs 0.281 kg with EPDM sealing or 0.285 kg with FKM sealing. The valve is not compatible with type 360 in terms of Z-length, end connectors, and union nuts.