The most widespread in the apartments were gas or electrical single -phase water heaters. Sometimes, however, three -phase electrical appliances are installed in the houses (to choose a specific model, go to).
In general, gas water heaters are more economical than electrical. If only because gas is cheaper than electricity. True, the use of gas water heaters is possible only if a gas eyeliner leads to the house. In addition, the installation of such heaters is not an easy task. In fact, only specialists can perform it.
A certain complexity is the eyeliner of gas pipes. Another drawback of gas water heaters is that during operation they distinguish a large number of combustion products. Therefore, in order to get rid of them, you need to take care of the ventilation system.
In recent years, electric water heaters have become more popular than gas installations. Small power devices involve a single -phase connection (up to 12 kW). If a more powerful system is required, then preference should be given to three -phase heaters (from 6 to 20-30 kW).
Installation of an electric water heater, in general, is easier than the installation of gas equipment. True, in this case, a separate wiring branch and additional fuse are required.
