Description
Actual Dimensions: 19.13 x 19.88 x 4.25. Brand: Accumulair. 19x20x4.5 Carrier FILBBFNC0021 replacement whole house air filters, specifically built to replace OEM Carrier FILBBFNC0021 filters. Fully constructed with no assembly or combs needed. MERV classified to ASHRAE ratings establishing particle capture to the level of the name brand Carrier FILBBFNC0021 air filter. Photo: The sample filter pic shown is not true to size and is displayed for style purposes. Name brands and Carrier FILBBFNC0021 identifier used for filter style identification only.