A city resident simply does not notice many noise, for example: the sound of passing trains if you live near the railway; The sound of a aircraft engine, not far from the airport, the sound of a sea surf, etc.
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The brain does not respond to these stimuli, moreover, a person, sometimes, cannot fall asleep without a familiar sound. But there are sounds that are hard to get used to, for example, screams, constantly scolding neighbors. In this case, you should think about good sound insulation.
Floor. Insulating materials are divided into sound reflective and sound -absorbing. At first. The roll substrate is placed, which absorbs the sound, and then, the waterproofing film. A reinforcing mesh is laid on top, then a cement screed on which the flooring is laid.
Walls. Soundproofing slabs – glass wool or cellulose cotton wool (thickness 100mm) – drywall – finish.
Ceiling. How right, the most annoying sounds are fluctuations from the fall of heavy objects, moving furniture, etc. Suspended acoustic ceilings, weaken sound effects by 20-40%.
Windows. The largest noise effect, environmental sounds produce. We will not talk about the types of windows with high soundproofing indicators, since each species has its adherents. Solid curtains from the woven canvas, well proven themselves.