For just $11, these total hardness test strips offer a solution. Each kit comes with 50 litmus test strips and an easy-to-use color-coded reference chart. At a glance, see if any water source is ...

Dealing with hard water can be difficult for any homeowner. However, it's important to know how hard your water is. Here's ...

Additionally, the kit includes our patented tests (1 test each) for two advanced parameters: Lead and Bacteria. The water hardness test kit for water softeners is simple to use—just add water ...