A check valve assembly is needed to connect your pond pump to the pond plumbing. Aquascape's dual union check valve has a removable connection underneath the check valve which allows you to disconnect the pumnp and plumbing without draining the weater in your Biofalls biofilter.

Choose from a selection of Check Valves to figure out which assembly meets your needs.

• 2" Check Valve Assembly
• 3" Check Valve Assembly
• Check Valve Conversion kits
• Check Valve Aquasurge Adapter kit