Pentek RO-3500 water filter

This model has been tested by our experts.

About

The Pentek RO-3500 is part of the Water Filter test program at Consumer Reports. In our lab tests, Water Filter models like the RO-3500 are rated on multiple criteria, such as those listed below.

Lead removal: how effectively the filter removed lead from water.

Chloroform removal: how effectively the filter removed chloroform from water

Flow rate: how long it took to filter one quart of water