Filtrete 3M 1500 Ultra Allergen Reduction Filter 20 x 25 x 1 (6 Pack)

3M's 1500 Ultra Allergen Reduction Filter comes in various sizes.  You are looking at a 20 x 25 x 1. 6 Pack of filters.

All filters provide a mechanical barrier to capture dust particles, but 3M's Ultra Allergen filters also use electrostatic charges to capture finer dust particles.

Product Details
- Captures particles mechanically and with electrostatic
- Captures up to 90% of large airborne allergens, such as pollen, mold spores, dust mites
- To a lesser extent it captures smaller particles such as smoke, pet dander, household dust, smog, bacteria, and particles that carry viruses.
- Lasts up to 3 months
- 20x25x1
- 6 Pack of Filters