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13x21.5x1 (Actual Size) Air Filter - Furnace Filter (MERV 13)
Carrier Air Filter
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Carrier Air Filter Replacement For:
KFAFK0112SML, 317659-401

MERV 13 high efficiency Pleated air filter Replacement. Replaces original inefficient "Hog Hair" filter. Fits 018/024, FA4, FB4, FC4, FH4, FK4, and FV4

Lasts 3 month or more
13" x 21.5" x 1"
ONLY: $17.75 each - Order More & SAVE

SKU: FD13X21.5A

Product Code: FD13X21.5A

Quantity Discounts !

4 Filters
6 Filters - Save $3.00 Off Total
12 Filters - Save $9.00 Off Total
24 Filters - Save $24.00 Off Total


13x21.5x1 (Actual Size) Accumulair Diamond 1-Inch Filter (MERV 13)

Our MERV 13 Accumulair filters are great at reducing airborne allergens such as bacteria, particles that carry viruses, pollen, mold spores, fine dust, and pet dander.Electrostatically charged filter media captures airborne allergens smaller than 1 micron!

Our MERV 13 Accumulair rating is the highest efficiency Accumulair filter on the market.

Accumulair filtering material will not support the development of mold, mildew, bacteria or other microorganisms in normal use.

No chemicals added. These high quality air filters are chemical free!

Over 30-times more efficient at capturing micro particles than ordinary fiberglass air filters.

Accumulair air filters lasts UP TO 3 months, and sometimes longer!

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