Rule Check Valve for 3/4″ Port

Rule check valve for 3/4″ port.

Compatible with ports 1203R and 1204R of the following pumps:
– Rule Submersible Bilge Pumps 800GPH
– Rule Submersible Bilge Pumps 1100GPH
– Rule Automatic Bilge Pumps 1100GPH
– Rule-Mate Automatic Submersible Bilge Pumps 800GPH
– Rule LoPro Submersible Bilge Pumps LP900S
– Rule LoPro Submersible Bilge Pumps LP900D