Use air preparation devices, such as Filter-Regulator-Lubricators (FRL Units) are an excellent means of keeping your air supply in top condition, as well as enabling your tools and equipment to operate at their peak performance. Unit has modular connections with mounting brackets for easy installation.
1/2in NPT Inlet/Outlet Ports. Also included are bushings (2) to reduce the 1/2in NPT openings of the Filter-Regulator-Lubricator to 3/8in NPT.