Description
Actual size is 20.75 x 20.63 x 5. Brand: Accumulair. 20x21x5 White-Rodgers F8110321 substitute whole house filters, exactly built to replace original brand White-Rodgers F8110321 air filters. Fully built so no forming or combs needed. MERV graded to ASHRAE 52.2 test grades assuring performance as good or better than the name brand White-Rodgers F8110321 air filter. Photo: Sample filter image shown is not true to size and is included to show style only. Brand names and White-Rodgers F8110321 identifier are used for filter substitution identification.