Filtrete 20"x20"x1" Gray Basic Dust & Lint Pleated Furnace Air Filter with MPR 300. It is electrostatically charged to attract and capture large airborne allergens like pollen, household dust, and lint. Ideal for high-velocity heating/cooling systems, it outperforms ordinary fiberglass and washable 1" filters. Lasting up to 3 months, this filter is for residential use only.
- 20 in. x 20 in. x 1 in.
- Gray color
- Electrostatically charged to attract and capture large airborne allergens like pollen, household dust and lint
- Ideal for high velocity heating/cooling systems
- Performs better than ordinary fiberglass and washable 1 in. filters
- Lasts up to 3 months
- For residential use only
