Connection diameter: 25 mm, 3 x 3/4" (20 mm) With 2 shut-off valves - Fabric: polypropylene For optimal water distribution. The Y-distributor is suitable for connecting a hose and a water distribution pipe or a pump. It is an important part of the irrigation system, used for submersible pump, filter bucket, filter tank, waterfall, irrigation. It can be connected with two hoses of different calibers. F series with shut-off valve you can directly interrupt the water flow.