 | Filters 40 sq.ft. Ertel Enginneering Corp plate and frame filter Brass, 29 plates, .9 cu ft capacity | Brass | | SPC-8915 |
 | Filters 20 sq.ft. Seitz plate and frame filter model 400, Brass, 17 plates, 1.8 cu ft capacity | Brass | | SPC-4854 |
 | Filters 88 sq.ft. Columbia plate and frame filter model 24-50, Brass, 29 plates, 2.5 cu ft capacity | Brass | | SPC-4853 |
 | Filters 78 sq.ft. Ertel plate and frame filter model EX, Brass, 35 plates, 2.5 cu.ft. capacity | Brass | | SPC-4851 |
 | Filters 75 sq.ft. Ertel plate and frame filter Brass, 25 plates, 1.1 Cuft capacity | Brass | | SPC-4850 |
 | Filters 30 sq.ft. Republic Filter plate and frame filter model 400, Brass, 25 plates, 1.4 cuft capacity | Brass | | SPC-4849 |
 | Filters 11 sq.ft. plate and frame filter Brass, 9 plates, .38 Cuft capacity | Brass | | SPC-4847 |
 | Filters 21 sq.ft. Ertel plate and frame filter Brass, 14 plates, .9 cuft capacity | Brass | | SPC-4846 |