MERV 8
AIRx Dust
pleated
Made in USA
21x22x1 AIRx DUST Air FIlter - MERV 8
If you want to protect your HVAC system, keep your house a little cleaner, and remove a few nuisance particles from the air you breathe then yes, this is the filter for you! Not everyone needs to get rid of odors, and not everyone is overly sensitive to allergens and other, more harmful, particulates in their air. We make shopping for air conditioner filters and furnace filters easy!
Nominal size
21x22x1"
Never order the wrong filter again
Free reminder with the exact link to this filter the day it's due — no app, no password, no spam.
What this filter removes
Lint
Dust
Pollen
Dust Mite Debris
Pet Dander
Odor
Chemical Vapors
Mold Spores
Smog
Performance rating
Particle-capture efficiency by particle size, from the filter's published test data.
| Particle size (µm) | 0.3-1.0 µm | 1.0-3.0 µm | 3.0-10 µm |
|---|---|---|---|
| Captured | 17% | 50% | 70% |
Rated for airflow up to 946 CFM.
Technical specifications
- Nominal Dimensions
- 21 x 22 x 1"
- Actual Dimensions
- 20 ¾ x 21 ¾ x ¾"
- Filter Media
- Electrostatically charged 100% synthetic gradient media that does not support microbiological growth
- Filter Support Grid
- 30 gauge galvanized expanded metal grid
- Frame
- Moisture resistant double-wall beverage board
- Max Temperature
- 180F (82C) continuous service, peak 225F (107C)
- Max Humidity
- Resistant to 100% R.H.
- Initial Resistance
- 0.18" WC
- Rated Velocity
- 295 FPM
Replaces these filters
This filter is a direct replacement for the following manufacturer part numbers.
National Filter Sales
PF-01-212201-6
Highlights
- Entry-level pleated air filter offers improved filtration over common fiberglass filters
- MERV 8 rating means the filter attracts common large household allergens like dust, pollen, and mold spores
- Replace every 90 days under normal use
- Made with pride in the USA
- 100% free returns on all filters
Other 21x22x1 filtration levels
Specs and performance data are the manufacturer's published test results. Always confirm the size printed on your current filter's frame before ordering.
21x22x1 AIRx DUST Air FIlter - MERV 8
On Amazon