Aquarium Oxygen Tube Check Valve Fish Tank Bubble Stone Set Aquarium Accessories4m / 13.1ft Tube

Feature: 1. The accessories are complete, including air stone, red check valve, suction cup, T-connector, straight connector, l-connector and water pipe. 2. Easy to use and remove, without any professional requirements even though you are an amateur. 3. Effectively help the fish keep healthy and has no effect on the growth of hydroponics, but can promotes it. 4. With multiple options and combinations, the air stone can be easily driven by an air pump. 5. Perfectly suitable for fish tanks, fish bowls, aquariums, hydroponics and so forth. Specification: Item Type: Fish Tank Accessories Material: Stainless Steel + Plastic Spherical Stones Size: Approx. 40mm / 1.6in Type: Aquarium Products. Package List: 1 x Water Pipe2 x Bubble Stone2 x Check Valve2 x Control Valve 2 x T-Shape Connector6 x Suction Cup