Description
Actual dimensions are 15.5 x 19.5 x 3.75. Accumulair brand 16x20x4 White-Rodgers FR1000M-108 style whole house filters, specifically engineered to replace OEM White-Rodgers FR1000M-108 filters. Fully built with no forming or combs needed. MERV classified to ASHRAE classifications establishing particulate capture to the level of the OEM White-Rodgers FR1000M-108 filters. Photo: Example filter picture shown is not true to size and is included to show design purposes only. OEM names and White-Rodgers FR1000M-108 identifier included for filter replacement identification use.