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Water Filters & Air Filters Brands

Whether you’re looking to replace your inline water filter or trying to find the best air purifiers, we can help you by providing quality filters for less. Discount Filter Store offers the top filter brands, such as PUR, Honeywell, and ZeroWater to help make sure that you have worry-free water. 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 your filter questions from reverse osmosis water filtration systems to air humidifiers, to get you to the product you need.

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  1. DPFR20X25X5DPU Tier1 Replacement Air Filter - 20X25X5 (2-Pack)

    Tier1 brand replacement for Purolator - 20 x 25 x 5 - MERV 8 (2-Pack)

    Fits air cleaner systems that use 20 x 25 x 5 filters Learn More
    $55.96 Retail Price:  $66.65
  2. DPFR20X25X5M11DPU Tier1 Replacement Air Filter - 20X25X5 (2-Pack)

    Tier1 brand replacement for Purolator - 20 x 25 x 5 - MERV 11 (2-Pack)

    Fits air cleaner systems that use 20 x 25 x 5 filters Learn More
    $60.44 Retail Price:  $71.81
  3. DPFR20X25X5M13DPU Tier1 Replacement Air Filter - 20X25X5 (2-Pack)

    Tier1 brand replacement for Purolator - 20 x 25 x 5 - MERV 13 (2-Pack)

    Fits air cleaner systems that use 20 x 25 x 5 filters Learn More
    $67.16 Retail Price:  $79.53
  4. DPFR20X25X5OBDPU Tier1 Replacement Air Filter - 20X25X5 (2-Pack)

    Tier1 brand replacement for Purolator - 20 x 25 x 5 - Carbon Filter Upgrade (2-Pack)

    Fits air cleaner systems that use 20 x 25 x 5 filters Learn More

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