HOW OFTEN SHOULD YOU TEST YOUR WATER
Swimming pool owners want to enjoy their swimming pools without having to worry about water chemistry. The fact is, vigilance in testing the water chemistry can go great lengths towards preserving the life of one's swimming pool, and keeping the pool enjoyable for one's friends and family. This post from Hayward Pool Products gives a great primer on the aspects of water chemistry that are to be maintanted, and how to test for them to keep the water in perfect balance.
Here is an excerpt from the post: