Used Filtron Ultra filtration unit, 100 sq ft total filter area with (4) Pall Omega series filter element rated 25 sq. ft. each, polyethersulfone construction, rated .5 - 1 CPM/sq. ft. @ 100 PSI @ 140 F, 25 - 50 LPM on unitized base with model 622 G & H rotary lobe pump, stainless steel construction with 3 hp 230/460 volt motor, control panel, miscellaneous stainless steel valves and piping, serial# 973