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!

Learn more about our No Worries Guarantee

Our vision is that everyone should have access to clean water and air  - Jamin Arvig, CEO

In order to help those affected by the water quality crisis in Flint, MI, and anyone concerned with water quality, we've collected an assortment of products that are tested to reduce lead.

Extra 20% off when you use promo FLINT20 in your cart

Inline & Whole House

Doulton W9223002 UltraCarb Filter

This filter requires a whole house filter housing, which will need to be installed in your plumbing system. We recommend the following housings:

Regarding product performance

Important Information about NSF International Certified Drinking Water Products for Lead Reduction:

  1. NSF Certified products are certified for lead reduction in drinking water.
  2. NSF Certified products may be certified for the reduction of other contaminants/impurities in addition to lead.
  3. NSF Certified products are tested at 20°C/68°F. They have not been tested for contaminant reduction at elevated temperatures, such as shower or bath water temperatures.
  4. NSF Certified products must be maintained through regular replacement of cartridges or filters according to the instructions provided by the filter manufacturer, or more frequently as needed.
  5. NSF Certified filters have been tested to be effective up to 150 ppb lead. Filter performance has not been evaluated for performance above 150 ppb and should not be relied on when tap water exceeds 150 ppb.