3M Filtrete 20 in. W x 30 in. H x 1 in. D 11 MERV Pleated Allergen Air Filter (Pack of 4) tier-discount-6 It is made from polyether

It is made from polyether outdoor foam that is durable and robust

The weather outside might be frightful

Mounting Type: Screw-On

Manufacturer Part No: 9117

Burn Time: 10 min

3M Filtrete 20 in. W x 30 in. H x 1 in. D 11 MERV Pleated Allergen Air Filter (Pack of 4) tier-discount-6 It is made from polyetherOpt for a Filtrete Pollen & Pet Dander OR Allergen Defense OR Allergen Defense Extra OR Allergen Reduction Air 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. UPC: 051111098226 Manufacturer Part No: 9822 4 Width: 20 in. Height: 30 in. Pleated: Yes