Airmax® PondAir™ Replacement Parts Replacement Part:Check Valve 2-Pack The Blue Thumb (formerly PondBuilder)

The Blue Thumb (formerly PondBuilder) Molded Autofill Chamber is perfect for use in water features that need an autofill system

This allows the release of toxic gases and the replenishment of fresh oxygen that is critical for the survival of fish

mooring lines

or general transfer and recirculation needs

The recommended tubing sizes are 3/4" or 1"

Airmax® PondAir™ Replacement Parts Replacement Part:Check Valve 2-Pack The Blue Thumb (formerly PondBuilder)PondAir Aeration Kits provide powerful aeration to even the largest water gardens and features. Designed as a complete aeration solution, the PondAir contains everything you need to introduce aeration to large water gardens and features with a quick and simple installation. Replacement diaphragm kits and check valves are available. Part # Description 120920 Diaphragm Kit for PondAir 2 120921 Diaphragm Kit for PondAir 4 490316 Check Valve 2 Pack