Pleated & Fiberglass Air Filters

Browse the various options in air filters at F.W. Webb to find the right product for your HVAC system. Use a filter to improve air quality in a residence or commercial building; these filters trap dust, mold, mildew, and contaminants to protect against illness or allergies. Our collection of air filters includes synthetic, fiberglass, pleated, and other suitable alternatives. Use our helpful filters to narrow the selection by size, flow rate, and material. Explore top-quality air filters from trusted manufacturers Honeywell Home, Trion, and Air Filters to find the best fit for your home or business.

Frequently Asked Questions

How often should you change an air filter?

Follow our helpful guide to determine how often you need to change an air filter:

  • In a home with no pets: Every 3 months
  • Single pet residence: Every 2 months
  • A home with one resident, no allergies, and no pets: Every 6 to 12 months
  • Multiple pets or individuals with allergies in a home: Every 20 to 45 days
  • Vacation home: Every 6 to 12 months

How do you know when a home air filter needs changing?

These signs indicate that a home air filter needs to be changed:

  • HVAC unit has a strange burning smell
  • Mold or mildew accumulation on filter
  • A/C unit is hot to the touch
  • Home is more dusty than usual
  • Dirt appears on the filter
  • Residents experience sudden allergy symptoms