About Air Filter Efficiency Ratings
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Snug-Fit Panel Air Filters

The filter material extends beyond the frame for a tight fit, creating a seal to prevent air from bypassing the filter around its edges. A tacky surface on the filter retains particles.
Actual size is up to 5/8” less than trade size.
For technical drawings and 3-D models, click on a part number.
Mildew-Resistant Snug-Fit Panel Air Filters

A compound inhibits mildew, mold, and fungi growth on these filters. The filter material extends beyond the frame for a tight fit, creating a seal to prevent air from bypassing the filter around its edges. A tacky surface on the filter retains particles.
These filters meet UL 900 flame retardance requirements. Actual size is 3/4" greater than trade size.
For technical drawings and 3-D models, click on a part number.
Filter Efficiency @ | ||||||||
---|---|---|---|---|---|---|---|---|
HVAC Filter Trade Size | MERV Filter Rating | 1 Micron | 3 Microns | Removes Particle Size Down To, microns | Material | Max. Temperature, °F | Each | |
1 1/2" Thick | ||||||||
20 × 50 | 8 | 20% | 70% | 3 | Polyester Plastic | 200° | 0000000 | 000000 |