These are results from testing of the wide-spectrum KDF & granulated activated carbon filter cartridges.
The test does not consider the optional fluoride, nitrate, arsenic or other cartridges which are combined to form 2, 3 and 4-canister kitchen filters.
See Table One below for the most informative data.
It shows output water vs. requirements.
INDEPENDENT LABORATORY TEST RESULTS
*No copper or zinc were added to the challenge water.
**Below limit of detection