Aquarium Hose Valve Pipe Valve Fish Tank Quick Release Connector Aquarium Water Flow Control Valve Pipe Connector Our hose valve is made of plastic with special design, durable and long lasting product at reasonable price. Water Leakage ProofWater leakage proof, rust and corrision resistant, polished surface enables you to grip comfortably without hurting your hands. Quick InstallQuick install, quick release, just turn off two valve, switch the connector to open position, you can simply set fish tank and the filter apart, easier cleaning. Several ChoiceSeveral choice of different specifications, 12mm valve is suitable for hose with inner diameter of 12mm/0.5inch and external diameter of 16mm/0.6inch, 16mm valve is suiable for hose with inner diameter of 16mm and external diameter of 22mm/0.9inch. Widely UsedSuitable for fresh water and salt water, also can be used for devices such as filters, pump return lines, protein skimmers, etc. size12mm.L 17CM/16mmL 18CM/12-16mm. oack x 1pc. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Dadangjia