The most important aspect of a safe swimming pool is it chemistry. Badly maintained Chlorine, pH, or many other chemistry levels may cause adverse or harmful problems for swimmers in your pool.
With a combination of home testing and professional water analysis at your local pool shop, it will help to keep your pool water chemistry in an optimal condition.
If you Google Pool Water Testing I found this cool site and all you need to do is click on the colors
mytube95481715 1 year ago