20X23X4.25 MERV 11 Carrier Replacement Filter (2 Pack) Review

Carrier FILCCFNC0024 and FILBBFNC0024. Nominal size is a 20 x 23 x 4 1/4 Carrier whole house media filter. Actual size is (H) 19 7/8 x (W) 22 5/8 x (D) 4 1/4. It maintains the original box type design. It removes atmospheric & household dust, coal & insecticide dust, mites, pollen, tobacco smoke, cooking smoke, grease, mold, fungi & more down to 0.3 micron. Comes in a 2 Pack. Read more...