3" Coupling Check Valve Assembly - All TM, TB, pumps Bulkhead Fittings 2600 w/o fish No 1"

2600 w/o fish No 1"

Transformers are UL listed and have a 3 year warranty

It now features weighted diffusers for easier installation

All rocks come standard with one screened vent

additional 3" vents can be ordered if needed

3" Coupling Check Valve Assembly - All TM, TB, pumps Bulkhead Fittings 2600 w/o fish No 1"These units are designed to easily connect a pump that is in a skimmer or vault to a flexible or rigid PVC waterline. The check valve is important for stopping a backflow of water in the event of a power loss. Each unit has a heavy duty PVC Check Valve with a MNPT fitting that screws into the pump on one end, and a rubber coupling to connect to the water line on the other end. The table below shows which Check Valve Assemblies are compatible with