1 1/2" Coupling Check Valve Assembly - TLS1850, 2750, 4250 (PSM) Spirit Pond & Stream Pumps (1850-4250 GPH) Ensure adequate oxygen levels and

Ensure adequate oxygen levels and circulation during hot summer months and de-icing capability during freezing months with the Stratus KLC Linear Aeration Systems

Use to control pondweed species

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

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

1 1/2" Coupling Check Valve Assembly - TLS1850, 2750, 4250 (PSM) Spirit Pond & Stream Pumps (1850-4250 GPH) Ensure adequate oxygen levels andThese 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