20x20x4 Air Filter by Glasfloss Quantity:3-Pack 13-5/8" x 24-5/8" x 3/4"

13-5/8" x 24-5/8" x 3/4"

13-5/8" x 13-5/8" x 3/4"

Protect your HVAC system with Glasfloss GDS 14x14x1 disposable furnace filters

Max Temperature:

14" x 25" x 1"

20x20x4 Air Filter by Glasfloss Quantity:3-Pack 13-5/8" x 24-5/8" x 3/4"Product 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