Unicel Replacement Filter Cartridge for 50 Square Foot Marquis Spas Size:2 Pack or greasy conditions

or greasy conditions

with a large viewing area (for a clear

Soaks up water based fluids

Active 20/30/30i

Unicel Replacement Filter Cartridge for 50 Square Foot Marquis Spas Size:2 Pack or greasy conditionsUnicel 5CH 502 50 Square Foot Media Replacement Hot Tub Spa Filter Cartridge with 197 PleatsReplacement Spa Filter: 5CH 502 filter cartridge features 50 square feet (197 pleats) of 3 ounce basis weight media that catches debris and particles down to an average of 20 microns in size, keeping your hot tub water clearOptimal Debris Capture: Hot tub filter has sharp, uniform pleat folds that maximize water flow, minimize pressure loss, and allow full use