Description
10 PCS Aquarium Air Pump Check Valves Red Clear Plastic One Way Non-Return Check Valve for Fish TankSpecification: Material: plastic Color: Red Air Hole Diameter: approx. 4/ 5mm Length:5.3cm/2.1inches Quantity: 10pcsDescriptions: Protect you air pump by preventing aquarium water from back siphoning during a power outage. Air Hole Diameter: 4mm/0.16inch, 5.3cm/2.1inches, Height:1.35cm/0.53inches. Proper size for universal air pump, fish tank, aquarium, fishing tackle shop, etc. Made of high quality Plastic material, not easy to aging, sturdy and durable. Detachable design makes it easier for you to unscrew, clean and repair. 10pcs one way non-return valves, which are enough for daily use and replacement tips: Please check if install correctly. One check valve is required for each outlet, and two for double-head pumps, and so on. Please use a paperclip to poke it from Input side to Ouput side when the outlet inside gets stuckage Include 10 x One Way Non-Return Check Valve




