14x20x5 (13.75 x 19.75 x 4.38) MERV 11 Tier1 Grille Filter Berkey Inspect the filter by color

Inspect the filter by color -- a heavily discolored or collapsed cartridge should be replaced immediately

Its industrial-strength design can handle high-flow applications and heavy-sediment settings

3M Filtrete Ultra Allergen air conditioner and furnace air filters size 14x20x1 MPR 1500 are built to promote better airflow throughout your home

Made in the USA with the highest quality global components this filter will efficiently capture dust

14x20x5 (13.75 x 19.75 x 4.38) MERV 11 Tier1 Grille Filter Berkey Inspect the filter by colorOur Tier1 air filter grilles are constructed to ensure air to flow effortlessly between your ventilation systems and your interior rooms. The filters are easy to replace, and larger media capacity provides highly efficient dust particle capture. Nominal size 14 x 20 x 5 inches. Actual size 13 3 4 x 19 3 4 x 4 3 8 inches. No assembly required, the filter should easily slide right in! Improve your overall air quality and circulation in your home with a