Measure the PH level in the water of your pool. To do this, you should be dipped in water test strips and hold them there for 3 seconds. After that you need to compare the color strip with scale, which must be printed on the packaging most of these test strips. If the PH is too high, you the water you need to add substance to the PH-minus if too low - PH-plus.
Add in the water of the pool a special drug that contains chloride substance. You can buy it mostly in specialty stores. This procedure prevents the contaminated water from the activity of bacteria that exist there. Carefully inspect the water closer to the sides of the pool. If you notice a greenish hue, it is a sign that the water there was seaweed. Usually this happens if the water is not changed for a relatively long time. In this case you must add water drug, which is composed of polymer an HOUR. Its use will not only allow to remove existing algae but will prevent new.
Inspect the pool wall and water surface on the subject of education there is a white plaque. If you saw him, it indicates the process of deposition of water-dissolved Calcium. To get rid of plaque you can, if you add in the water one of those products that contain organic acid. Install in the pool the electronic system of the oxidation and ionization of water. The essence of her work is that she regularly injects into the water as many grams of oxygen oxidizer, and how much is required for complete disinfection of water in the pool. Using this system will protect you from all the side effects (irritation, dryness), that can be triggered by chemical treatment of the pool.