FiltersFast Compatible Replacement for Aprilaire Space Gard 2200 20" x 25" x 6" (Actual Size: 19 3/4" x 24 1/4" x 6 3/8"), 2-Pack Dimensions: 20" x 25" x 6" (Actual Size: 19 3/4" x 24 1/4" x 6 3/8") Reduces airborne particulates MERV Rating: MERV 11 Energy Efficient - Saves You Money! Made in the USA