YEREVAN, JANUARY 23, NOYAN TAPAN. It is envisaged to install individual heliosystems in March in the village of Sarnaghbyur (Shirak marz), which will allow to use the heat of solar energy for domestic needs. Vahan Hamazaspian, the inventor of this device, Director of Technostandard LLC, told NT correspondent that it is expedient to use heliosystems in private houses and farms. Their capacity ranges from 300 watts to 200 kilowatts. There are also 3.5 kw devices for use in apartments. A device with the capacity of one kilowatt costs 300 US dollars. However, if demand grows, its price will decline twofold. In his words, in order to be tested, these devices with a 50-year guarantee have already been installed in Yerevan, Echmiadzin and Ararat.

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