Discount Water Filters and Air Filters at Discount Filter

When we protect your filter purchase with our No Worries Guarantee, we mean it!

No Worries...
  • Your filters are guaranteed to be the right fit!
  • Our products are price match guaranteed!
  • Our customer service team is guaranteed to answer your call!
  • You’re guaranteed to find expert help!

Learn more about our No Worries Guarantee

Air Conditioner & Furnace Air Filters By Brand

Whether you’re looking for one air conditioner/ furnace filter to replace your old dirty one or to stock up on furnace air filters, Discount Filter Store can help, by providing you with more, for less.  We offer air conditioner filters from some of the industry’s top manufacturers including 3M Filtrete, Bryant, Aprilaire, Honeywell, and more.

Not sure which filter is right for your home?  Our helpful experts are also here to make sure you find the filter you need. Give us a call at 1-800-277-3458, and we’ll answer all your air filter questions.

Search by filter size

1 Item(s)

Grid  List 

Set Descending Direction
  1. DPFT21X26X5AM8DAD Tier1 Replacement Air Filter - 21X26X5 (2-Pack)

    Tier1 brand replacement for American Standard BAYFTAH26M - 21 x 26 x 5 - MERV 8 (2-Pack)

    Fits American Standard air cleaner models TFM260A0AH00, TFM260A0AH10, TFM260B0AH01 and TFM260B0AH0A Learn More

1 Item(s)

Grid  List 

Set Descending Direction
Scroll To Top