At first, it did not consume much water, and almost did not make noise. After a couple of months, the consumption increased sharply, and became much noisier. It doesn’t crack, as they say here, but it doesn’t whisper, as after the purchase. We add water twice a day. In general, the level of humidity rises in a room of 15 sq. M. pretty fast. Because the bay is open, you need to wash it every week, the water in the tank becomes cloudy from dirt and dust.