ES Series Spring Check Valves
ES Series Spring Check PVC/EPDM
1/2" to 3" ES Series PVC Spring Check Valves with EPDM Seals. Available in socket, threaded or flanged configurations.
ES Series Spring Check PVC/Viton
1/2" to 3" ES Series PVC Spring Check Valves with Viton Seals. Available in socket, threaded or flanged configurations.
