Home & Cleaning
R3 has independently scored 6 whole house water filter products for safety on a 0 to 10 scale. The average safety score is 3.6/10, 0 score 9.0 or higher, and SpringWell CF1 Whole House Water Filter System leads the category at 5.6/10.
Across the 6 whole house water filter products R3 scored, the median safety score is 3.6/10. The distribution below shows how many land in each safety band.
Highest safety score
SpringWell CF1 Whole House Water Filter SystemSafety 5.6/10, the top of 6 whole house water filter products R3 scored.
Lowest safety score
iSpring WGB32B 3-Stage Whole House Water FilterSafety 2.0/10, the lowest in the set, scored the same way as every other product in the category.
R3 has independently scored 6 whole house water filter products for safety, with an average safety score of 3.6/10 and a median of 3.6/10.
SpringWell CF1 Whole House Water Filter System has the highest safety score among the 6 whole house water filter products R3 scored. 0 of 6 score 9.0 or higher on safety. Sign in to see each product's exact safety score.
| 6 | iSpring WGB32B 3-Stage Whole House Water Filter | 2.0 | 3.1 |
Source: R3 (2026). Safety scores on a 0 to 10 scale across 6 independently scored whole house water filter products.