Product ventilation with your own hands.

Product ventilation with your own hands. We select the device

Fact! None of the classic ventilation systems will work appropriately without admission to the room of clean air. In most cases, it enters through leaks in the doors and windows or open type of window. All this is so, but with the existence of hermetic double -glazed windows and good heat insulation, and also the absence of a gap, the tributary is not from where. Difficulty is solved simply arranged supply ventilation. It is very easy to install it with your own hands, the most basic form with the option of supplying air to the house.