Description
Actual Size: 19.75 x 19.88 x 4.38. Accumulair brand, 20x20x5 Honeywell F50A1124 style whole house filters, exactly designed to substitute for the original manufacturer Honeywell F50A1124 air filters. Fully box-formed so no forming or combs required. MERV classified to ASHRAE 52.2 test specifications assuring particle filtration as good or better than the original brand Honeywell F50A1124 filters. Photo: The example filter picture shown is not to scale and is included to show construction only. Name brands and Honeywell F50A1124 P/N shown for filter style identification only.