10 pieces 1/8 inch (3mm) Plastic Hose Reed Check Valve, Vacuum Aquarium Pump Air Check Valve, One-way Hose Reed Check Valve

10 pieces 1/8 inch (3mm) Plastic Hose Reed Check Valve, Vacuum Aquarium Pump Air Check Valve, One-way Hose Reed Check Valve

10 pieces 1/8 inch (3mm) Plastic Hose Reed Check Valve, One-way Hose Reed Check Valve designed for Vacuum and Aquarium Pump use, a one-way check valve that prevents backflow, ideal for vacuum systems and aquarium air pump setups.