FlexFilter Expandable Replacement Air Filters

The Ultimate Replacement Media for All Major Brands
Patent Pending

The Field Controls line of high efficiency replacement air filters media called the FlexFilter™ is designed for direct replace of AprilAire air filters, Honeywell air filters, GeneralAire Air filters, Trion air filters and more.

What the best indoor air filter? FlexFilter is because it’s flexible, expanding to various sizes to accommodate most media air cleaner cabinets. The patent pending FlexFilter ships completely collapsed into a space approximately 5” x 5” x 20”. On the job, it quickly “flexes” or expands to 16” or 20”, depending on the dimensions of the media being replaced. The entire process takes only seconds, so the contractor can change the filter quickly and move on to the next phase of the service call.

FlexFilter is the ultimate replacement media and replacement indoor air filter. Nine models  replace over 40 of the most popular filter models on the marke. The FlexFilter is easy for the distributor to stock and display, plus the filters are color coded for easy selection by the contractor.

For in-store sales, Field Controls offers an attractive end cap display and an easy to use product selection grid. All FlexFilters utilize MERV 11 media and come with a convenient bag to dispose of the old dirty filter. Download our handy FlexFilter Replacement Guide.

FLEX-1 air filters replace Skuttle, GeneralAire, Trion, Ultavation, and Field Controls media air filters and are colored coded green for fast and easy identification.

FLEX-2 replaces Skuttle, GeneralAire, Trion, Ultavation, and Field Controls media air filters. Flex-2 replacement air filters are colored coded green for fast and easy identification.

FLEX-3 replaces all Honeywell media air filters and are colored coded red for fast and easy identification.

FLEX-4 replaces Honeywell media air filters and Carrier and Bryant media air filters. Flex-4 is also colored coded red for fast and easy identification.

FLEX-5 is a direct replacement for April Air filters and is color coded blue.

FLEX-5.5 fits Aprilaire air cleaner models: 1210, 2210, 3210, 4200, 1213, 2120, and 1213, and replaces Aprilaire filter models 210 and 213.

FLEX-6.5 fits Aprilaire air cleaner models: 1310, 2310, 3310, and 4300; and replaces Aprilaire filter models 310 and 313.

FLEX-7 fits Aprilaire air cleaner models: 1410, 2410, 3410, 4400, 1413, 2140, and 1413; and replaces Aprilaire filter model 401.

FLEX-7.5 (16 x 28 x 4) fits Aprilaire air cleaner models: 1410, 2410, 3410, 4400, 1413, 2140, and 1413; and replaces Aprilaire filter models 410 and 413.