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

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Furnace & Air Conditioner Filters

Tier1 water filters are built to deliver maximum performance, at an affordable price. Our Tier1 brand refrigerator water filters are comparable to the OEM models, including the brands Amana, GE, Kenmore, KitchenAid, LG, Maytag, Whirlpool and more. The Tier1 replacement water filters will significantly reduce chlorine, dirt and sediment just like the OEM brands. Buy a Tier1 refrigerator water filter and ensure you serve only the cleanest water, and pay only the best price. Buy a Tier1 refrigerator water filter and ensure you serve only the cleanest water, and pay only the best price. For more Tier1 products and filters click here.


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  • Aprilaire 410 Air Purifier Replacement Filter
  • Aprilaire 213 Air Purifier Replacement Filter
  • Aprilaire 413 Air Purifier Replacement Filter
  • Aprilaire 210 Air Purifier Replacement Filter
  • DPFI16X21X5 Tier1 Replacement Air Filter - 16X21X5 (2-Pack)
  • DPFI16X21X5DCM Tier1 Replacement Air Filter - 16X21X5 (2-Pack)
  • DPFI16X21X5DEA Tier1 Replacement Air Filter - 16X21X5 (2-Pack)
  • DPFI16X21X5DEM Tier1 Replacement Air Filter - 16X21X5 (2-Pack)
  • DPFI16X26X5 Tier1 Replacement Air Filter - 16X26X5 (2-Pack)
  • DPFI16X26X5DCM Tier1 Replacement Air Filter - 16X26X5 (2-Pack)
  • DPFI16X26X5DEA Tier1 Replacement Air Filter - 16X26X5 (2-Pack)
  • DPFI16X26X5DEM Tier1 Replacement Air Filter - 16X26X5 (2-Pack)
  • DPFI20X26X5DEM Tier1 Replacement Air Filter - 20X26X5 (2-Pack)
  • DPFI20X26X5DLX Tier1 Replacement Air Filter - 20X26X5 (2-Pack)
  • DPFI20X26X5M11 Tier1 Replacement Air Filter - 20X26X5 (2-Pack)
  • DPFI20X26X5M11DCM Tier1 Replacement Air Filter - 20X26X5 (2-Pack)
  • DPFI20X26X5M11DEA Tier1 Replacement Air Filter - 20X26X5 (2-Pack)
  • DPFI20X26X5M11DEM Tier1 Replacement Air Filter - 20X26X5 (2-Pack)
  • DPFL16X26X5 Tier1 Replacement Air Filter - 16X26X5 (2-Pack)
  • DPFL20X21X5 Tier1 Replacement Air Filter - 20X21X5 (2-Pack)
  • DPFL20X26X5 Tier1 Replacement Air Filter - 20X26X5 (2-Pack)

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