Field Controls 16" x 28" Flex Filter for Aprilaire 401 (FLEX-7)

Field Controls has the exact fit for Aprilaire, Honeywell, Carrier, Bryant, Trion, Ultravation, GeneralAire, Skuttle and other brand-name filters. Our FlexFilter replaces nearly all major brands, so there is no need track down the manufacturer’s specific filter since we have it. Plus most FlexFilters can be configured for 2 sizes. It is 2 filters in 1. Features: Replaces major brands Installs in seconds MERV 11 media Compact Easy to store This model replaces the following brands: Aprilaire [401] 16" x 28" x 4" Filter