| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| drinking water filter systems reviews berkey | 1.77 | 0.7 | 82 | 73 |
| berkey water filter reviews | 1.28 | 0.8 | 1965 | 10 |
| water filter systems like berkey | 1.77 | 0.7 | 7249 | 41 |
| berkey water filter reviews ratings | 0.06 | 0.1 | 118 | 73 |
| review of berkey water filter | 0.41 | 0.8 | 5622 | 7 |
| berkey water filters customer reviews | 1.34 | 0.2 | 9846 | 84 |
| how good are berkey water filtration systems | 0.26 | 0.7 | 3704 | 62 |
| is berkey the best water filter system | 1.22 | 0.3 | 7621 | 98 |
| how good is berkey water filter | 0.01 | 0.3 | 558 | 29 |
| berkey water filter reviews 2023 | 1.77 | 0.8 | 3301 | 67 |
| berkey water filter reviews 2022 | 0.49 | 0.4 | 3476 | 75 |
| berkey water filter reviews 2020 | 1.31 | 0.1 | 1467 | 99 |
| berkey water filter reviews 2021 | 0.69 | 0.9 | 9434 | 35 |
| berkey water filter reviews 2015 | 0.92 | 0.3 | 3875 | 49 |
| berkey water filter reviews 2017 | 1.16 | 0.9 | 6897 | 38 |
| berkey water filter reviews 2018 | 0.76 | 0.3 | 9976 | 35 |
| royal berkey water filter reviews | 1.67 | 0.3 | 6769 | 42 |
| big berkey water filter reviews | 1.92 | 0.8 | 1928 | 56 |
| water filter berkey review | 1.71 | 0.3 | 9327 | 36 |
| berkey water filter system reviews | 1.81 | 1 | 3167 | 57 |
