Filtrete 18"x24"x1" Gray Basic Dust & Lint Pleated Furnace Air Filter. Electrostatically charged, it effectively attracts and captures large airborne allergens like pollen, household dust, and lint. Designed for high velocity heating/cooling systems, this filter outperforms ordinary fiberglass and washable 1" filters. For residential use only, it has an MPR rating of 300 and lasts up to 3 months.
- 18 in. x 24 in. x 1 in.
- Gray color
- Electrostatically charged
- Attracts & captures large airborne allergens like pollen, household dust & lint
- Ideal for high velocity heating/cooling systems
- Performs better than ordinary fiberglass & washable 1 in. filters
- For residential use only
- MPR rating of 300
- Lasts up to 3 months
