Description: MaterialWater tank float ball valve is made of quality pp material, which is durable and sturdy, can be used for a long time.Easy to InstallFloat balls valves are compacy size and practical, easy to install.AdjustableThe float is adjustable to allow you to control the water height.ConvenientThe valves replace the traditional float valves, adjustable, easy to use, long term use.ApplicationSuitable for air coolers, water tanks, water towers, cooling towers, ice machines, humidifiers, water purifiers and other environmentally friendly animal husbandry equipment. Specification: Material: PP Size Chart: 20cm/7.87inch Package Includes: 3 PiecesWater Tank Float Ball Valve Note: Please allow slightly errors due to manual measurement and different monitors.