Clippard now offers a high quality, reliable and easy to use stacking filter regulators. The body material is durable because it is made from top of the line, Die Cast Aluminum, the bowl material is polycarbonate and this does not have a bowl shield for easy access. The maximum operating pressure of this remarkable product is 150 psig and the regulating rate is 7 to 125 psig. Its regulator type is relieving and it is a type stacking filter regulator. The standard filtration is 25 micron and the flow rate is 19scfm (550 L/min). The gauge port is 1/8" NPT.