Features: This water float Valves is made from engineering plastic which will not corrode or rust. Size: this water float Valves has 3/4 NPT pipe thread. You can connect plastic float valves to the 3/4inch supply tube. Adjustable arm design make it easy to the adjust different water level. Easy to operate. Easy Installation: Loose the screw on the arm to adjust the float position and achieve the horizontal and vertical installation. Each of install methods will not affect the performances. Wide applications: It can be apply for pond, small water tanks, toilet storage tanks, household water purifiers, pools, aquariums, aquaculture, reservoirs, industrial and large water tanks, etc. Specifications: Material: Plastic Unfolded Length: Approx. 17.6cm/6.93inch Thread: 3/4inch Working Pressure: 0.01-1.2Mpa(1.45-174Psi) Working Temperature:0-70°C Package Includes: 1x Water Float Valves note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.