1) Dip a strip in the pool or spa water. 2) Compare the color change on the strip to the color chart provided. 3) Adjust salt levels as necessary based on the test result. 4) Dispose of the used strip properly.
To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on 鶹. It also analyzes reviews to verify trustworthiness.