This heavy duty cooler valve is used in commercial and industrial air conditioning and refrigeration applications. It features a bronze body, machined in-seat, 3/8 MIP OD x 1/8 FIP ID pipe connection, Buna-N seals, adjustable brass arms, and a polyethylene float. The maximum pressure is 100 psi (7 bar) and maximum temperature rating of 140 degrees Fahrenheit.