Description
Actual dimensions are 16.25 x 21 x 5. Accumulair brand 16x21x5 Emerson FR1000 compatible whole house air filters, specifically constructed to substitute for the OEM Emerson FR1000 filters. Fully assembled so no forming or combs required. MERV graded to ASHRAE 52.2 test classifications assuring particulate capture to the level of the OEM Emerson FR1000 air filters. Photo: The sample filter image shown is not the actual dimensions and is included to show design only. Name brands and Emerson FR1000 identifier displayed for air filter substitution identification only.