Waterway Water Bypass Spring Check Valve 1.5" socket

Water bypass valve - 8 lb spring pressure -
particularly suited to 2 speed pumps where it is desired to divert water at high speed.
Use in the manufacture od an ozone injector bypass assembly for 2 speed pumps.
At low speed most or all water diverts through the ozone venturi injector.
At high speed the valve opens allowing water to pass.
1.5"/40mm Sockets