Hello Guys: You are correct jehardiman! It is a sumerged pump and the situation is exactly as you pointed out. The real problem is the water that...
Thanks for you reply......Great idea. I'll look for a check valve like this one. Once again Thanks a lot!!!
Need to install a bilge pump on my powerboat, but distance from the pump to the outlet thru hull is about 5 feet and there is allways water coming...