Watts Grease Interceptor,semi-automatic draw-off,75 gallon per minute flow rate,150 lb grease capacity,4" inlet & outlet,solid steel cover with gasket,hex head perimeter bolt(s),removable grease accumulating cover & baffle assembly,deep seal trap with cleanout,treaded connections,internal stainless steel flow control fitting,flexible draw off hose,line shut off valve,epoxy coated steel