Up up to

If you nevertheless managed to achieve air duration of the window opening by protecting the surface of the wooden product, then you will faced the problem of removal of moisture particles, which accumulates indoors daily. On average, a person, being at rest, will flow up up to 50 ml of moisture in the surrounding air for one hour. In addition, the humidity indicator increases markedly in the presence of indoor plants, as well as when using a washing machine, bathroom or shower.