Fits 12 inch supply hose: The automatic floating ball valve is an upgraded product, based on the design of new technology and overcomes many defects of the traditional straight seal valve Good sealing effect and resistance to higher pressure: With a smaller water level float, 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 Reliable and durable: The mini tank float valve is made of special engineering plastic, corrosion resistant, more reliable than traditional metal products Wide applications: The float shutoff valve is widely used in reverse osmosis systems, ponds, aquariums, etc. Also for watering chickens and other small animals and pets