What Does Culligan ZeroWater Remove?
Performance Results of Culligan Zerowater's 5-Stage filter vs. Brita’s 2-Stage Maxtra filter for inorganic chemicals as listed under the EPA's national primary drinking water regulations and contaminants listed under the EPA's secondary drinking water standards.
Click here for more information regarding the stringent testing process of Culligan ZeroWater filters.
Metals |
||||
|---|---|---|---|---|
Contaminant |
 |
Brita Maxtra |
||
75 Litres Filtered* |
150 Litres Filtered** |
75 Litres Filtered* |
150 Litres Filtered** |
|
Antimony |
99.0% | 96.0% | 55.9% | 2.9% |
Arsenic (+3) |
98.0% | 85.0% | 19.0% | 10.0% |
Arsenic (+5) |
98.0% | 93.0% | 67.0% | 32.1% |
Asbestos |
99.0% | 98.0% | 92.0% | 58.5% |
Barium |
99.9% | 99.9% | 88.7% | 88.5% |
Beryllium |
97.0% | 97.0% | 78.7% | 46.4% |
Cadmium |
97.0% | 97.0% | 85.4% | 82.5% |
Chromium 3 |
98.0% | 94.0% | 91.5% | 86.6% |
Chromium 6 |
99.0% | 99.0% | 33.1% | 28.1% |
Copper |
99.9% | 99.9% | 75.8% | 69.1% |
Iron |
99.9% | 99.9% | 96.8% | 90.1% |
Lead |
99.0% | 99.0% | 85.7% | 80.2% |
Manganese |
99.0% | 99.0% | 96.1% | 95.2% |
Mercury |
92.0% | 91.0% | 61.9% | 39.3% |
Selenium |
99.0% | 98.0% | 22.2% | 16.1% |
Silver |
99.9% | 96.0% | 15.0% | -2.1% |
Thallium |
99.0% | 98.0% | 56.5% | 20.0% |
Zinc |
99.9% | 99.9% | 88.4% | 85.4% |
Inorganic Non-metals |
||||
|---|---|---|---|---|
Contaminant |
|
Brita Maxtra |
||
75 Litres Filtered* |
150 Litres Filtered** |
75 Litres Filtered* |
150 Litres Filtered** |
|
Chlorine |
99.0% | 99.0% | 89.5% | 72.7% |
Cyanide |
99.9% | 99.0% | 85.5% | 78.2% |
Fluoride |
99.0% | 91.0% | 9.1% | 2.4% |
Nitrate |
98.0% | 78.0% | 45.4% | 22.0% |
Nitrites |
99.0% | 88.0% | 0.0% | 0.0% |
How are the Culligan ZeroWater filters tested?
Test results based on NSF/ANSI testing standards of pour through devices as performed by Quality Filter Testing Laboratory, LLC, located in Williamstown, New Jersey, an independent ISO 17025 laboratory recognized by IAPMO.
Culligan ZeroWater’s 5-stage filter with a rated capacity of 75 litres and Brita’s Maxtra Filter with a rated capacity of 100 litres were tested in accordance with the products’ recommended daily usage of 7.5 litres of filtration per day. Results shown are based on an averaged calculation of each filter’s test results of drinking water at a pH level of 6.5 and pH level of 8.5.
*% reduction after 75L of Filtration
**% reduction after 150L of Filtration
Brita® is a registered trademark of Brita®, L.P, which is not affiliated with Culligan ZeroWater
