3M Filtrete 16 In. x 25 In. x 1 In. Ultra Allergen Healthy Living 1550 MPR Furnace Filter Bora Tool Cuts on both up and

Cuts on both up and down stroke

For use on 2-1/4-pound axe

Stem designed to fit both old and new versions

Eliminate leak paths with the only water-tight and air-tight flange extension product on the market

3M Filtrete 16 In. x 25 In. x 1 In. Ultra Allergen Healthy Living 1550 MPR Furnace Filter Bora Tool Cuts on both up andFiltrete ultra allergen reduction filter. Captures large allergens like mold spores and pet dander, microscopic allergens like dust, smoke, smog particles, bacteria, and particles that can carry viruses. Up to 3 months of filtering performance. Meets the American Lung Association's Health House indoor air quality guidelines. Purple label.