Fan Filters and Filter Sets

Filtrete™ Electrostatic Air Filter, 1000 MPR, 9825-4, 16 in x 24 in x 1 in (40.6 cm x 60.9 cm x 2.5 cm). The Filtrete™ Allergen Defense Filter outperforms non-electrostatic pleated and washable 1-inch filters at capturing microscopic allergens like dust, smoke, and smog particles and large allergens like mold spores and pet dander.

Filtrete™ Electrostatic Air Filter 1000 MPR, 9811-4, 14 in x 14 in x 1 in (35.5 cm x 35.5 cm x 2.5 cm). The Filtrete™ Allergen Defense Filter outperforms non-electrostatic pleated and washable 1-inch filters at capturing microscopic allergens like dust, smoke, and smog particles and large allergens like mold spores and pet dander.