The CAT159 in-line filter with manual drain removes moisture from air supplies. Max Supply Pressure: 14.7Bar (213psi). Max Outlet Pressure: 9.7Bar (141psi). Max Flow Rate: 110CFM at 6.2Bar (90psi). Filtration: 5 microns. Connectors: 2 X 1/2" BSP. Includes 1 X 1/2" BSP male to male connector. Drain: Manual twist tap.