Filter
Three inch HEPA (High Efficiency Particulate Air) type, aerosol challenged, zero probed.
Aluminum frame minipleat design, minimum efficiency of 99.99% at .3 microns
Pre-Filter
1" bonded polyfiber media minimizes surface-loading.
Quick-release aluminum frame. Easily accessible from front of unit. 78 % arrestance – 56-57 ASHRAE
Features
Front panel light and blower switches
Magnehelic pressure gauge
