Description
Actual size is 20.75 x 20.63 x 5. Accumulair brand, 20x21x5 Emerson FR1600 replacement whole house air filters, specifically engineered to replace the original manufacturer Emerson FR1600 filters. Completely constructed so no assembly or combs required. MERV graded to ASHRAE ratings assuring particulate filtration to the level of the name brand Emerson FR1600 filters. Note: The sample filter pic as shown is not true to size and is included to show style purposes only. Brand names and Emerson FR1600 part numbers are shown for filter substitution identification.