1 1/2" Coupling Check Valve Assembly - TLS1850, 2750, 4250 (PSM) Spirit Pond & Stream Pumps (1850-4250 GPH) This product is the Gray

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

1" threaded outlet

this product is non-copper based and kills a wide range of algae on contact

For problem ponds: Apply 2 oz per 1000 gallons of pond water TWICE weekly until control is achieved

Light Kits also available with cords up to 500 feet long

1 1/2" Coupling Check Valve Assembly - TLS1850, 2750, 4250 (PSM) Spirit Pond & Stream Pumps (1850-4250 GPH) This product is the GrayThese 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