Adjustable Water Pressure Regulator: Twist to set the pressure required TheWaterFilterMen branded CTM-012791588 1/4" Inlet , 1/4" Outlet. Adjustable Outlet Pressure: 0 - 4kg/cm2 (0 to 60psi) Regulate the Water Pressure going to your water filter system. Suitable Temp: -5C to +40C Body Material: Acetal (Pom). Workable Inlet Max.Pressure: 15kg/cm2 or 210psi, Weight: 95.0 grams, Manufacturer: The Water Filter Men