Flanders NaturalAire Register Trimmable Air Filter, 4X12" REGISTER

NaturalAire cut-to-fit floor register vent air filter. Reduces dust, pollen, and lint. Helps keep dirt out of your home and keeps dirt from falling into ducts. Quickly cut-to-fit using household scissors. Captures dust/lint, dust mite debris, pollen, mold spores.Each package contains 12 filters. Washable. No. 22555.251204: Type: Trimmable Non-Electrostatic, Material: Synthetic, Size: 4 In. x 12 In. x 1/4 In., Rating: MERV 4, Life of Product: 12 mo, Pkg Qty: 12, Package Type: Bag