21x21x1 AIRx DUST Air Filter - MERV 8
Model: 21x21x1-DUST / Part: #177558
- Free Returns
- 100% Compatibility Guarantee
Enjoy a cleaner home with less work
- Reduces dust, lint, dust mites, pollen
- Will help keep your HVAC system clean
- Maintains superior airflow
- Creates cleaner indoor air
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Is this the right air filter for you?
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!
- 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
What does this air filter remove?
Do you want to know about the technical specs?
| Nominal Dimensions | 21 x 21 x 1" |
|---|---|
| Actual Dimensions | 20.75 x 20.75 x 0.75" |
| 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. |
Enjoy a cleaner home with less work
- Reduces dust, lint, dust mites, pollen
- Will help keep your HVAC system clean
- Maintains superior airflow
- Creates cleaner indoor air