Walchem® Tri-Purpose Valve 8011-C

Economical, innovative tri-purpose 1/2" valve specifically designed to have three different valve functions in one. Valve can be utilized as a back pressure valve, relief valve, and anti-siphon valve. Spring loaded PTFE faced diaphragm provides 30 psi of back pressure and anti-syphon protection when installed in one direction and provides pressure relief that is adjustable from 30-125 psi when installed in opposite direction. Constructed from PVC to ensure long life and reliability.