P140 Pressure Regulator
The Type P140 pressure regulator is ideal for natural gas, air, propane and general purpose gas pressure regulation. Uses include commercial, residential and light industrial for burners and unit heaters. Available with or without internal reliefe Type P133 ideal for use with residential and light industrial heaters and industrial burners, as a reliable means of supplying gas to furnaces, burners, light industrial heaters and other appliances. No seat-to-seat adjustment is required.