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Day and Night Furnace Air Filter Replacement KFAFK0112SML
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Day and Night Air Filter Day and Night Filter -Furnace Filter MERV 13, 13x21 1/2x1, KFAFK0112SML

Day and Night Air Filter Replacement For:
KFAFK0112SML, 317659-401

MERV 13 high efficiency Pleated air filter Replacement. Fits 018/024, FA4, FB4, FC4, FH4, FK4, and FV4

Lasts 3 month or more
13" x 21.5" x 1"

ONLY: $20.88 each - FREE DELIVERY Plus SAVE Big When You Order More