Description
Actual Dimensions: 20.75 x 20.63 x 5. Accumulair brand: 20x21x5 White-Rodgers F8110321 style whole house air filters, specifically engineered to replace original brand White-Rodgers F8110321 air filters. Completely constructed with no assembly or combs required. MERV rated to ASHRAE 52.2 test ratings establishing particle filtration as good or better than the original manufacturer White-Rodgers F8110321 filter. Note: Sample air filter picture shown is not the actual dimensions and is shown for design only. OEM names and White-Rodgers F8110321 part numbers displayed for filter substitution identification only.