Aquascape® Check Valve Assemblies and Replacement Parts Item:2" Threaded Collar 1 cubic feet of air

1 cubic feet of air per foot of tubing

measured packets cut costs by eliminating the chance of using excess product

treated water back into the aquarium

Model Effective (Diffusing) Length Overall Length ST-150 150mm (5

since there are teeth on both sides

Aquascape® Check Valve Assemblies and Replacement Parts Item:2" Threaded Collar 1 cubic feet of airCheck Valve Assemblies are necessary for connecting pumps to the pond plumbing. The Aquascape dual union check valves allow you to disconnect the pump and plumbing from a filter without draining all the water. See below for details on matching check valves to the appropriate filters and pumps. Check Valve Assemblies SKU UPC Code Product Filter Use Pump Use Wt 29098 827807290980 3" CVA Grande Skimmer; Pondless Vault with Extension; Large Snorkel Vault