Product Review

Our water hardness strips are perfect for getting fast & accurate results within 15 seconds. Instructions for using our testing strips: 1. Remove the hardness test strip from bag, be careful not to touch the testing pad. Reseal bag to keep remaining strips fresh. 2. Immerse the end of the strip with the test pad into water sample for 1-2 seconds. 3. Compare the test pad to the color results chart within 15 seconds for the most accurate reading.