12pcs Red Clear Plastic Air Pump Outlet Check Valves for Aquarium Fish Tank – Red, Clear (Red, Clear)
12pcs Red Clear Plastic Air Pump Outlet Check Valves for Aquarium Fish Tank – Red, Clear (Red, Clear). Color: Red, Clear; Package Content: 12 x Aquarium Check Valve Total Size: 5.3 x 1.5cm/2.1″ x 0.6″(L*Max.D); Material: Plastic Product Name: Aquarium Check Valve; Net Weight: 45g Hole Inner Diameter: 3mm/0.12″ Hole Outer Dia: 5mm/0.2″ Protect you air pump by preventing aquarium water from back siphoning during a power outage. Place in your airline tubing between your air pump and aquarium water to prevent water returning down the air line. While we aim to supply accurate product information, it is sourced by manufacturers, suppliers and marketplace sellers, and has not been provided by Overstock.