Description
Actual Dimensions: 19.5 x 19.5 x 3.75. Brand: Accumulair. 20x20x4 White-Rodgers FR1600M-111 compatible whole house air filters, specifically designed to substitute for the name brand White-Rodgers FR1600M-111 filters. Fully built with no assembly or combs needed. MERV classified to ASHRAE 52.2 test ratings establishing filtration to the level of the original manufacturer White-Rodgers FR1600M-111 air filters. Notice: Example filter pic shown is not the actual dimensions and is included to show style purposes only. Name brands and White-Rodgers FR1600M-111 identifier used for filter replacement identification.