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!

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Top Products

DiscountFilterStore and Tier1 aim to bring you the best products at the best prices. From the design and manufacturing processes, all of the way to your home, we take great care to provide the best possible solutions. These Systems and Filters are some of the top selling; best rated or best value items that we offer.

We want to ensure you feel supported. For that reason, our customer service team is available to answer any questions you may have about our products or your water quality. If you would like to talk to anyone, do not hesitate to contact our Customer Service team at either or 1-800-277-3458.

Do not forget to use your coupon code at checkout to save big on these great products!

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  • 10 Panel Water Test Kit by Tier1

    10 Panel Water Test Kit by Tier1

    MSRP: $24.95
    Save 36%
  • HG-WOOL-DB Fabric Softening Wool Dryer Ball (3 Pack) by Tier1

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