Description
Actual Dimensions: 20.25 x 25.38 x 5.25. Accumulair brand, 20x25x5 Westinghouse MU2025 style whole house air filters, exactly designed to be an alternative to the original brand Westinghouse MU2025 air filters. Completely assembled - no forming or combs required. MERV rated to ASHRAE 52.2 test standards ensuring operation equal to the OEM Westinghouse MU2025 filters. Notice: The sample filter pic as shown is not the actual dimensions and is included to show construction purposes only. Trade names and Westinghouse MU2025 P/N used for air filter style identification only.