Description
Actual size is 20.75 x 20.63 x 5. Brand: Accumulair. 20x21x5 White-Rodgers F825-0337 substitute whole house filters, exactly constructed to be an alternative to the name brand White-Rodgers F825-0337 air filters. Fully constructed - no forming or combs needed. MERV rated to ASHRAE 52.2 test specifications assuring filtration to the level of the name brand White-Rodgers F825-0337 air filter. Note: The example air filter pic as shown is not true to size and is included to show design purposes only. Brand names and White-Rodgers F825-0337 identifier displayed for filter style identification purposes only.