Discount Water Filters and Air Filters at Discount Filter Store.com

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!
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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.

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Items 97 to 144 of 618 total

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  • DPFI20X26X5OBDLX Tier1 Replacement Air Filter - 20X26X5 (2-Pack)
  • DPFL16X26X5 Tier1 Replacement Air Filter - 16X26X5 (2-Pack)
  • DPFL16X26X5M11 Tier1 Replacement Air Filter - 16X26X5 (2-Pack)
  • DPFL16X26X5M13 Tier1 Replacement Air Filter - 16X26X5 (2-Pack)
  • DPFL16X26X5OB Tier1 Replacement Air Filter - 16X26X5 (2-Pack)
  • DPFL20X21X5 Tier1 Replacement Air Filter - 20X21X5 (2-Pack)
  • DPFL20X21X5M11 Tier1 Replacement Air Filter - 20X21X5 (2-Pack)
  • DPFL20X21X5M13 Tier1 Replacement Air Filter - 20X21X5 (2-Pack)
  • DPFL20X21X5OB Tier1 Replacement Air Filter - 20X21X5 (2-Pack)
  • DPFL20X26X5 Tier1 Replacement Air Filter - 20X26X5 (2-Pack)
  • DPFL20X26X5M11 Tier1 Replacement Air Filter - 20X26X5 (2-Pack)
  • DPFL20X26X5M13 Tier1 Replacement Air Filter - 20X26X5 (2-Pack)
  • DPFPC16X25X5DBP Tier1 Replacement Air Filter - 16X25X5 (2-Pack)
  • DPFPC16X25X5DBT Tier1 Replacement Air Filter - 16X25X5 (2-Pack)
  • DPFPC16X25X5DCL Tier1 Replacement Air Filter - 16X25X5 (2-Pack)
  • DPFPC16X25X5DPN Tier1 Replacement Air Filter - 16X25X5 (2-Pack)
  • DPFPC16X25X5DTL Tier1 Replacement Air Filter - 16X25X5 (2-Pack)
  • DPFPC16X25X5DYO Tier1 Replacement Air Filter - 16X25X5 (2-Pack)
  • DPFPC16X25X5M11DTL Tier1 Replacement Air Filter - 16X25X5 (2-Pack)
  • DPFPC16X25X5M11DYO Tier1 Replacement Air Filter - 16X25X5 (2-Pack)
  • DPFPC16X25X5M13 Tier1 Replacement Air Filter - 16X25X5 (2-Pack)
  • DPFPC16X25X5M13DGB Tier1 Replacement Air Filter - 16X25X5 (2-Pack)
  • DPFPC16X25X5M13DPN Tier1 Replacement Air Filter - 16X25X5 (2-Pack)
  • DPFPC16X25X5M13DTL Tier1 Replacement Air Filter - 16X25X5 (2-Pack)

Items 97 to 144 of 618 total

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