Description
Actual dimensions are 16.25 x 21 x 5. Accumulair brand: 16x21x5 Electro-Air F825-0431 style whole house air filters, exactly designed to be an alternative to the name brand Electro-Air F825-0431 filters. Fully constructed - no assembly or combs required. MERV graded to ASHRAE specifications establishing particulate filtration to the level of the OEM Electro-Air F825-0431 air filter. Note: The example air filter picture displayed is not to scale and is there to show configuration purposes only. Trade names and Electro-Air F825-0431 part numbers included for air filter style purposes only.