Port-A-Cool Filter System for 48in. Units, Model# PAC-FRAME-48

Prefilters for use with Port-A-CoolĘ Item# 250797. 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.