Description
Actual dimensions are 20.75 x 20.63 x 5. Accumulair brand, 20x21x5 Comfort Plus F825-0586 compatible whole house air filters, exactly built to replace original brand Comfort Plus F825-0586 air filters. Fully assembled so no forming or combs needed. MERV rated to ASHRAE grades assuring performance as good or better than the OEM Comfort Plus F825-0586 filters. Photo: Sample filter pic displayed is not true to size and is displayed for configuration only. Trade names and Comfort Plus F825-0586 P/N displayed for air filter replacement identification purposes.