These filters have a skinny metallic frame and are mini pleated which make them mostly HEPA media at the highest filtration efficiency available in the world.
Actual Dimensions: 41.75" x 22.75" x 4 3/8"
Ultra Low Penetration HEPA filter replacement.
Includes Ceramic Coated Protective metallic grill on Front.
These scanned water resistant micron filters screen out all airborne contaminants down to 0.1 microns with a guaranteed efficiency of 99.9995%. Low enough to filter even the smallest bacteria.
These are mini pleated filters that have a lot more filter media per square inch than the standard HEPA with aluminum separators. They are the highest quality filter available in the market. We offer highest grade Camfil Farr filters.
Recommended using at least 1 1/2 HP blower for these. We ONLY use ULPA filters in our facility now with great results so we highly recommend.
Velocity Feet Per Minute 80
Target (W.G.) .441
Individually scanned and tested for quality.
These filters are IN STOCK and ship immediately.
Please order these separate from any other items on out site. Use the shipping option "