AIRx Filters 16x28x6 MERV 8 HVAC AC Furnace Air Filter Replacement for Aprilaire Sizepace-Gard 401, Dust 2-Pack, Made in the USizeA

EASY SELECTION, MULTI-PACK AIR FILTER COMPATIBLE: AIRx Filters 16x28x6 air filter will replace Aprilaire Space-Gard 401 air filter and compatible with Aprilaire Space-Gard 2400 air cleaner