Description
Actual size is 20.75 x 20.63 x 5. Brand: Accumulair. 20x21x5 Emerson F8110321 compatible whole house filters, exactly constructed to replace the original manufacturer Emerson F8110321 filters. Completely assembled with no assembly or combs required. MERV graded to ASHRAE grades establishing particle capture to the level of the original brand Emerson F8110321 filter. Note: Example air filter image shown is not the actual dimensions and is shown for design purposes only. Trade names and Emerson F8110321 part numbers are shown for filter substitution purposes.