Permatron F825-0630 alternative Static Charged Polypropylene filter for ComfortPro Series. This is a unique ¼" thick corrugated polypropylene filter with 3 layer, waffle weave fabric increases dust holding capacity measuring 15¾ x 20 x Â¼ inch.
The filter can be rinsed, vacuum cleaned and reused. PermaCool's polypropylene media will not degrade over time as foam does.
Air flow creates an electrostatic charge within the waffle weave that pulls in particulate such as dust, lint, pollen and other pollutants.
The prefilter is located on the backside of the front air inlet grille. The prefilter is held in place by the prefilter frame.