The non-return or check valves allow the fluid to flow in only one direction of the installation, making it possible to work without fluid in the other direction or to avoid situations of undesired emptying of the line.
Available in sizes from D16 to D110 mm.
Working pressure: PN 16: D16-D63 / PN 10: D75-D110.
Glue connections (also available with female threaded connections).