Durable construction with brass and stainless steel ensures resistance and a longer service life. Compatible with standard port sizes: 1/2inch, 3/4inch, and 1inch for versatile installation options. devised for both cold and hot water applications, operating efficiently within a temperature range of -10℃ to +120℃. Manual operation with a working pressure of 1.6Mpa, ideal for low-pressure water systems. Perfect for use in expansion tanks and irrigation systems, providing reliable water flow control., Manufacturer: Coal2ToalPW