Fitting 1/2 inch supply tube: the automatic floating ball valve is an upgrade product, based on the design of new technology and solving many defects of the ball valve. traditional straight sealing Good sealing and increased pressure resistance: With smaller water level float ball, the float fill valve can withstand higher liquid pressure (=1 MPA.) Easy Installation and Flexible Adjustment: This float check valve can be installed at any angle with the adjustable arm; Tank bracket with extended thread on the inlet side of the valve for mounting through the tank wall Reliable and durable: mini tank float valve is made of special plastic, corrosion resistant, more reliable than traditional metal products Wide applications: Floating shut off valve is widely used in reverse osmosis systems, ponds, fish aquariums, etc. Also for watering chickens and other small livestock and pets Specifications: Materials: Body Material: ABS EPDM Plastic Seals Float material: PE Coil material: silicone Thread size: 1/2 inch Apply pressure: 0.1- 1.2 MPA Water temperature: 0 degrees Celsius to 70 degrees Celsius Valve total length: 15.5cm (excluding external rib mouth 2.8cm) Material weight: 45g Package contents: 3 floating ball valves