Used 60 cu. Ft. recessed plate filter press. Built by JWI. Unit has (67) 1200mm poly plates, air/hydraulic closure device with max hydraulic pressure of 2800 PSI. Maximum filtration pressure 100 PSI. 4" center fed, with (4) 2"corner outlets. Model 1200G25-67/79-60/70 SYLS. Volume per chamber is 0.88 cu. ft. Total area is 1652 sq. ft. Plate style CGR. Gasket style O-Ring. Serial #4635.