Description
Actual dimensions are 20.75 x 20.63 x 5. Brand: Accumulair. 20x21x5 Electro-Air F825-0586 style whole house filters, exactly built to replace original manufacturer Electro-Air F825-0586 air filters. Fully constructed so no forming or combs needed. MERV classified to ASHRAE standards assuring particulate capture equal to the name brand Electro-Air F825-0586 filters. Photo: Example filter image as displayed is not true to size and is displayed for configuration purposes only. Brand names and Electro-Air F825-0586 part numbers used for air filter replacement identification purposes.