LB White Replacement ​Cooling ​Pads ​for ​PC-31 Portable Evaporative Cooler 3pk

Replacement evaporative cooler pads for the PC-31. The cooling filter pads are made from a special resin impregnated craft paper specially designed for evaporative cooling. They will last many years if maintained properly and water quality is maintained. It is not necessary to remove the pads to clean them. Inspect the pads for deposits of calcium on the air entering side. If the flute cells are clogged or the pad is very heavy it may be time to change the pads. Set of 3 pads- (1) 21.5 in. x 18 in. x 2.5 in. & (2) 21.5 in. x 9.75 in. x 2.5 in. One set is per replacement cycle for the cooling filter pads for the PC-31