Replacement GCTek Check Valve for KoiKeeper Series filters Tsurumi Pump A Bluetooth-integrated smart controller allows

A Bluetooth-integrated smart controller allows you to monitor run-time and charging status from your phone

regular beds can be placed beneath the lofted bed

Cast iron axial-flow impeller achieves high flow rates with low energy use

Includes 5" radial air diffuser

Add 1 tablespoon for every 150 gallons

Replacement GCTek Check Valve for KoiKeeper Series filters Tsurumi Pump A Bluetooth-integrated smart controller allowsShips directly from the manufacturer, typically in 2 4 weeks. Ships freight, which extends shipping time and requires you to be present at delivery. This is a replacement Part that will match the OEM check valve used on the KoiKeeper Series complete filter setups.