Honeywell Home Air Filter Ultra Efficiency CF200A1016/E, 20x25x4 - Merv 12
Brand: Honeywell Home
MERV 12 rating-up to 60x more efficient than typical 1" fiber glass filter.
Easily fits Aprilaire/Space-Gard models 2200 & 2253.
Captures high percentage of house hold airborne particles, including microscopic particles you can't see.
Actual Dimensions: 18.84 x 24.75 x 4.38 in.