1 1/2" Coupling Check Valve Assembly - TLS1850, 2750, 4250 (PSM) Spirit Pond & Stream Pumps (1850-4250 GPH) and 2 diffusers to cover

and 2 diffusers to cover more area

1" threaded outlet

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

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

1 1/2" Coupling Check Valve Assembly - TLS1850, 2750, 4250 (PSM) Spirit Pond & Stream Pumps (1850-4250 GPH) and 2 diffusers to coverThese 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