1 1/2" Coupling Check Valve Assembly - TLS1850, 2750, 4250 (PSM) Spirit Pond & Stream Pumps (1850-4250 GPH) Use to control pondweed species

Use to control pondweed species

1" threaded outlet

Not for use in waters containing fish or aquatic plants

This product is the Gray Matala Filter Pad for the Mini Aquafalls

Do not use regular Table Salt as a couple of the ingredients can be toxic to fish

1 1/2" Coupling Check Valve Assembly - TLS1850, 2750, 4250 (PSM) Spirit Pond & Stream Pumps (1850-4250 GPH) Use to control pondweed speciesThese 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