Used ERTEL 316 stainless steel plate and frame filter. 16" x 16" square plates and frames. Unit has 10 plates , and 10 frames. (0.5850) Cu Ft Cake Capacity. Inlets and outlets are 1 1/4" - sanitary style fittings. Model EUS-20, S/N 589-316. Unit is mounted on aluminum cart with casters. Equipped with large hand wheel for manual opening and closing. Has stainless steel drip pan.