Port-A-Cool Filter System for 24in. Units, Model# PAC-FRAME-24

Prefilters for use with Port-A-CoolÆ Item# 250786. Prefilters help keep airborne contaminants from clogging the Kuul pads cooling media. Filter system catches most foreign particles before reaching cooling pads and prevents air flow restriction and possible damage to the unit from heavily contaminated filters prior to replacement. U.S.A. Accessory Type: Port-A-Cool accessory, Compatible With Item Number (s): 250786, Material Type: PVC frame and 3.3 micron filter media, Filtration (Microns): 3.3 per sq. yard, Dimensions L x W x H (in.): 17 1/2 x 27 3/16 x 6 1/2 Works with Northern Item# 250786 U.S.A

The Port-A-Cool Filter System for 24in. Units, Model# PAC-FRAME-24 from the Fans category can be bought online from Northerntool.