Air release and vacuum valves

990-00

Automatic Air and Vacuum Valve for Waste Water - Stainless Steel 316 made in USA
989-00

Model 989, Automatic air release and vacuum valve, short body, ss 316, for operating ranges: 0 – 150 PSI (10 Bar), outdoor application possible

988-00

Model 988 F4"r, Automatic air release and vacuum valve, Infinitely variable surge protection, stainless steel 316Ti

986-03

Model 986, Automatic air release and vacuum valve, epoxy powder coated, for operating range: 0 – 250 PSI (17.2 Bar)
986-01

Model 986, Automatic air release and vacuum valve, stainless steel 316Ti, for operating range: 0 – 250 PSI (17.2 Bar), outdoor application possible