The water heating does not represent a luxury, but a necessity. Thus the season can be prolonged from April until the beginning of October. Otherwise there are many sunny and warm days when a bath cannot be taken because the water is too cold.

There a several heating systems and the general rule is that a system with an initial great investment will lead to lower exploiting costs and vice versa.

Whatever the system may be, a heated swimming pool must be covered by a tarpaulin. The cheapest energy is the energy economy.

What type of heating should I choose?

The experts' advice is the following:
- for exterior swimming pools located in the main residence choose performing equipment - in order to make the exploiting costs advantageous.
- for exterior swimming pools located in a secondary residence, taking into consideration that they are used seldom (in weekend) choose a system that should allow the rapid water heating - the heat switcher - connected to the thermal power station of the house.