Description
Actual Size: 20 x 25.25 x 3.75. Accumulair brand 20x25.25x3.5 Aprilaire 2120 compatible whole house air filters, specifically designed to replace OEM Aprilaire 2120 filters. Fully box-formed - no forming or combs needed. MERV graded to ASHRAE 52.2 test standards ensuring operation to the level of the name brand Aprilaire 2120 air filter. Note: Example filter pic displayed is not the actual dimensions and is displayed for style only. Company names and Aprilaire 2120 part numbers displayed for filter replacement identification.