Its main parts are a fan, calorifier, air filters.

To improve air exchange, forced ventilation is used. Most often, to obtain the simplest combined system, an exhaust fan is installed.

If the garage is heated, or there is more than one machine in it, it is more advisable to use mechanical ventilation. Its main parts are a fan, calorifier, air filters. In order not to spend a lot on heating, some additionally install recuperators. With the help of these devices, the heat from the air emerging from the garage is transmitted to the air entering.