5Pcs/lot Aquarium Suction Cup Holder Sucker for Fish Tank Pump Airline Tube 5mm Aquariums Holders Sucker
Fish Tank Pump Airline Tube 5mm Aquariums Holders Sucker
1.Brand new one way check valve.
2.Made of durable plastic,small and compact, easy to install.
3.Great one way check valve for aquarium air pump.
4.Compatible with standard aquarium air pipe of 4mm inner diameter.
5 Protect you air pump by preventing aquarium water from back siphoning during a power outage.