20x25x5 (20.25 x 25.38 x 5.25) MERV 11 Accumulair Replacement Filter for Day and Night $21.89 Available FeaturesNominal size 20" x 25" x 5" (Actual size 20 1/4" x 25 3/8" x 5 1/4")Great for reducing air borne particles such as dust, pollen, mold spores, tobacco smoke, pet dander and particles that... Compare Add to Cart
20x25x5 (19.88 x 24.88 x 4.38) MERV 11 Accumulair Filter with Foam Strip for Day and Night $21.12 Available FeaturesNominal size 20" x 25" x 5" (Actual size 19 7/8" x 24 3/4" x 4 3/8")Great for reducing air borne particles such as dust, pollen, mold spores, tobacco smoke, pet dander and particles that... Compare Add to Cart
16x25x3 (15.75 x 24.25 x 3) MERV 13 Accumulair Replacement Filter for Day and Night $22.03 Available FeaturesNominal size 16" x 25" x 3" (Actual size 15 3/4" x 24 1/4" x 3")Great for reducing air borne particles such as dust, pollen, mold spores, tobacco smoke, pet dander and particles that carry... Compare Add to Cart
20x25x5 (19.75 x 24.25 x 4.75) MERV 8 Accumulair Replacement Filter for Day and Night $15.81 Available FeaturesNominal size 20" x 25" x 5" (Actual size 19 5/8" x 24 3/8" x 4 3/4")Great for reducing air borne particles such as dust, pollen, mold spores, tobacco smoke, pet dander and particles that... Compare Add to Cart
20x25x5 MERV 13 Accumulair Filter with Foam Strip for Day and Night $23.22 Available FeaturesNominal size 20" x 25" x 5" (Actual size 19 7/8" x 24 3/4" x 4 3/8")Great for reducing air borne particles such as dust, pollen, mold spores, tobacco smoke, pet dander and particles that... Compare Add to Cart
16x25x5 Carbon Odor Block Accumulair Filter with Foam Strip for Day and Night $27.77 Available FeaturesNominal size 16" x 25" x 5" (Actual size 15 7/8" x 24 3/4" x 4 3/8")No Assembly required...filter just slides right in!Great for reducing air borne particles such as dust, pollen, mold... Compare Add to Cart
16x25x5 (15.38 x 25.5 x 5.25) MERV 8 Accumulair Replacement Filter for Day and Night $18.03 Available FeaturesNominal size 16" x 25" x 5"(Actual size 15 3/8" x 25 1/2" x 5 1/4")Great for reducing air borne particles such as dust, pollen, mold spores, tobacco smoke, pet dander and particles that carry... Compare Add to Cart
12x20x4.25 (12.13 x 19.88 x 4.25) Carbon Odor Block Accumulair Replacement Filter for Day and Night $84.42 Available FeaturesNominal size 12" x 20" x 4 1/4" (Actual size 12 1/8" x 19 7/8" x 4 1/4")Great for reducing air borne particles such as dust, pollen, mold spores, tobacco smoke, pet dander and particles that... Compare Add to Cart
20x20x5 (20.75 x 20.25 x 5.25) MERV 11 Accumulair Replacement Filter for Day and Night $20.69 Available FeaturesNominal size 20" x 20" x 5" (Actual size 20 3/4" x 20 1/4" x 5 1/4")Great for reducing air borne particles such as dust, pollen, mold spores, tobacco smoke, pet dander and particles that... Compare Add to Cart
20x25x5 (19.88 x 24.88 x 4.38) Carbon Odor Block Accumulair Filter with Foam Strip for Day and Night $34.27 Available FeaturesNominal size 20" x 25" x 5" (Actual size 19 7/8" x 24 3/4" x 4 3/8")Great for reducing air borne particles such as dust, pollen, mold spores, tobacco smoke, pet dander and particles that... Compare Add to Cart
20x23x4.25 (19.88 x 22.63 x 4.25) MERV 13 Accumulair Replacement Filter for Day and Night $84.42 Available FeaturesNominal size 20" x 23" x 4 1/4" (Actual size 19 7/8" x 22 5/8" x 4 1/4")Great for reducing air borne particles such as dust, pollen, mold spores, tobacco smoke, pet dander and particles that... Compare Add to Cart
16x20x4.25 (15.5 x 19.88 x 4.25) MERV 13 Accumulair Replacement Filter for Day and Night $76.43 Available FeaturesNominal size 16" x 20" x 4 1/4" (Actual size 15 1/2" x 19 7/8" x 4 1/4")Great for reducing air borne particles such as dust, pollen, mold spores, tobacco smoke, pet dander and particles that... Compare Add to Cart
19x20x4.25 (19.13 x 19.88 x 4.25) MERV 13 Accumulair Replacement Filter for Day and Night $76.43 Available FeaturesNominal size 19" x 20" x 4 1/4" (Actual size 19 1/8" x 19 7/8" x 4 1/4")Great for reducing air borne particles such as dust, pollen, mold spores, tobacco smoke, pet dander and particles that... Compare Add to Cart
19x20x4.25 (19.13 x 19.88 x 4.25) Carbon Odor Block Accumulair Replacement Filter for Day and Night $88.41 Available FeaturesNominal size 19" x 20" x 4 1/4" (Actual size 19 1/8" x 19 7/8" x 4 1/4")Great for reducing air borne particles such as dust, pollen, mold spores, tobacco smoke, pet dander and particles that... Compare Add to Cart
12x20x4.25 (12.13 x 19.88 x 4.25) MERV 13 Accumulair Replacement Filter for Day and Night $72.44 Available FeaturesNominal size 12" x 20" x 4 1/4" (Actual size 12 1/8" x 19 7/8" x 4 1/4")Great for reducing air borne particles such as dust, pollen, mold spores, tobacco smoke, pet dander and particles that... Compare Add to Cart
20x25x5 (19.75 x 24.25 x 4.75) Carbon Odor Block Accumulair Replacement Filter for Day and Night $31.02 Available FeaturesNominal size 20" x 25" x 5" (Actual size 19 5/8" x 24 3/8" x 4 3/4")Great for reducing air borne particles such as dust, pollen, mold spores, tobacco smoke, pet dander and particles that... Compare Add to Cart