Pentair EC-188594 D.E. Cartridge Style Pool Filter Quad Style:Old Metal take up snaps at

Metal take up snaps at bottom of pant legs

Designed to use for vinyl/fiberglass pools

Piezo Igniters on every valve

scale removal

Pentair EC-188594 D.E. Cartridge Style Pool Filter Quad Style:Old Metal take up snaps atPentair 188594 Quad D. E. Cartridge Style D. E. Pool Filter, 100 Square Foot, 160 GPM Four large capacity cartridges provide maximum filter surface area for greater dirt trapping capacity and longer periods between cleanings Unique internal flow path ensures optimum filtration and backwashing efficiency Chemical resistant, fiberglass reinforced polypropylene tank for exceptional strength and long life Easily removable cartridge Elements make