Tier1 Water & Air Filters

Water Filters & Air Filters by Tier1

Your One-stop Shop For All Of Your Filtration Needs


Guaranteed Fit & Quality

We go to great lengths to ensure that all of our filters meet rigid quality standards and only the filters that pass get the Tier1 label. From design & manufacturing all the way to your home, our filters are inspected, tested, and cut in half all to ensure that we deliver you the best possible product.

If you have an issue with one of our Tier1 products please reach out to our technical support team through the link Here or through email: support@discountfilterstore.com or phone: 1-800-277-3458.

Say Hello to a Healthier Home

Our products do more than just filter out contaminants, they help you create and maintain a healthy home with fresh air and clean water. In just about every room in your home you can find a process that may require a Tier1 filter. Return air filters and furnace filters, countertop and undersink water filters, whole house system solutions, and many many more! Keeping these systems in prime working condition means resting easy knowing that your home is a safer, healthier, and more enjoyable place to live.

Water Filters & Air Filters by Tier1®

We deliver quality & value:Tier1® brand filters deliver high quality and maximum performance at a price you deserve.

We have you covered: We have replacement models for all the top water filter, air filter, faucet filter, whole house filter, and pool and spa filter brands, including Amana, American Plumber, Culligan, Doulton, Everpure, Filtrete, GE, Kenmore, LG, Kitchenaid, Maytag, Whirlpool, and more.

Tier1 Filter Family of Products