The pools are often the cause of worry for people as there is a chance to get some infection from the water. However some companies like use Ozone in the swimming water for effective swimming pool disinfection.
After a winter of hibernation, your backyard pool is probably a tub of greenish water with leaves and branches floating about. Before you can reopen the pool for summer swims, you need to clean out the gunk and restore the water to its proper chemical bal
How to Drastically Reduce the Cost to Heat Your Swimming Pool. A great deal of energy is required to heat swimming pool water and most conventional pool heaters are very inefficient. The operating costs of a pool may be greatly reduced.