Unicel 6CH-940 45 Square Foot Media Replacement Hot Tub Spa Filter Cartridge with 225 Pleats Air-Filters FULL CURE STRENGTH: Reaches a

FULL CURE STRENGTH: Reaches a full cure in 24 hours at a temperature of 73 °F (23 °C)

MEDIA SQUARE FEET: 100

Replaces harsh stones that gouge and produce unsightly scratches

9 percent of UVA/UVB/UVC rays

When you sweat

Unicel 6CH-940 45 Square Foot Media Replacement Hot Tub Spa Filter Cartridge with 225 Pleats Air-Filters FULL CURE STRENGTH: Reaches aUnicel 6CH 940 45 Square Foot Media Replacement Hot Tub Spa Filter Cartridge with 225 Pleats Replacement Spa Filter: 6CH 940 filter cartridge features 45 square feet (225 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 clear Optimal Debris Capture: Hot tub filter has sharp, uniform pleat folds that maximize water flow, minimize pressure loss, and allow full