SMC's newest?micro mist separator, series AFD is?available in 3 sizes; 1/4 (20), 3/8 (30) and 1/2 (40).? Rc(PT), PF and NPT threads are available. Port sizes range from 1/8 to 3/4. Body size 30 and 40 now have a transparent bowl guard that offers 360 visibility, while completely protecting the bowl from the environment.? Accessories include a bracket, and float type auto drain.