factorydirectfilters.com

Factory Direct Filters is known for providing high-quality air filters for residential and commercial HVAC systems. Shop an extensive selection of air filters including 1 inch filters, 2 & 3 inch filters, 4 inch filters, 5 & 6 inch filters, MERV 6 filters, MERV 7 carbon filters, MERV 8 filters, MERV 11 filters, MERV 11 + carbon defense filters, and MERV 13 filters. We carry brands such as AeroStar, Air Bear, AprilAire, Carrier, Coway, Honeywell, Lennox, Trane, and Winix, as well as specialized filters like furnace filters, data center & router filters, paint booth filters, and poultry box pads. With both standard and custom sizes available, you can find the perfect filter to breathe cleaner air in any environment.