Actual Dimensions: 15.88 x 24.88 x 4.38. Accumulair brand 16x25x5 Honeywell CF100A1009 replacement whole house air filters, specifically designed to substitute for the OEM Honeywell CF100A1009 filters. Completely box-formed - no assembly or combs needed. MERV graded to ASHRAE 52.2 test ratings assuring particle capture as good or better than the original manufacturer Honeywell CF100A1009 filter. Photo: The sample air filter image displayed is not true to size and is shown for configuration only. Brand names and Honeywell CF100A1009 P/N are included for air filter substitution identification purposes only.
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