Filtrete 16 In. x 25 In. x 4 In. 1000 MPR Allergen Defense Deep Pleat Furnace Filter, MERV 11

Opt for a Filtrete Allergen DefenseAir Filter to transform your central heating and cooling system into a whole-home air filtration operation. This no-nonsense filter helps capture varying sizes of particles, from the large (lint, pollen, dust and pet dander) to the microscopic (smoke and smog).

WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer.