I'm looking for a check valve cover that would fit the 'squarish' windowed check valve w/ 6 screws (not the round 8 screw windowed check valve) I've got a small leak in the one that's a return from my solar heater (the one closest to the house.)
https://photos.google.com/photo/AF1Q...4HfrN27aWPGYWq
Any help would be appreciated.
