20x24x1 Economy Air Filter GDS Series by Glasfloss - Box of 6Protect your HVAC system with Glasfloss GDS 20x24x1 disposable furnace filters! They're your go to solution for cleaner indoor air, reducing dust, pollen, and other pesky pollutants. These filters are built tough with a double strut design for durability and boast a 10% larger surface area than regular fiberglass filters. Crafted with a sturdy craftboard frame and bonded fiberglass media, these filters offer reliable protection for your HVAC

The TopTech TT-FM-1625-QB air filter is an OEM replacement for your TechPure TT-MAC-1625 air cleaner

19-7/8" x 21-1/2" x 1"

Crafted with a sturdy craftboard frame and bonded fiberglass media

19-5/8" x 21-7/8" x 3/4"

Protect your HVAC system with Glasfloss GDS 20x25x1 disposable furnace filters

expanded metal backing that resists rust and corrosion

24" x 30" x 1"

Free Shipping and Returns on All Air Filters

(MERV 10: 10 PPF) (MERV 11: 15 PPF)

Protect your HVAC system with Glasfloss GDS 14x25x1 disposable furnace filters

14" x 20" x 1"

The Technical Stuff