16x20x4 Air Filter by GlasflossProduct Details Glasfloss Air Filters are an excellent choice for any air conditioning system and are the ones used by the professionals. They are manufactured right here in Florida, by Floridians. Each air filter uses filter media that is made from 100% synthetic material that will not support microbial growth and does not absorb moisture. The media is supported by a galvanized, expanded metal backing that resists rust and corrosion. The filter frame

FEM2X6000A

13-1/2" x 19-1/2" x 7/8" (13

17-3/8" x 20-7/8" x 7/8" (15

Protect your HVAC system with Glasfloss GDS 16x25x1 disposable furnace filters

FSM2X4200A

reducing dust

11-5/8" x 23-5/8" x 3/4"

Fits GMU1625 filter cabinet

19-3/4" x 24-1/4" x 4-7/8" (19

Units this air filter is compatible with:

20" x 25" x 2"

) (MERV 1: