In conclusion, it remains to fulfill a promise, that is, to tell, about the clipo canvas, which belongs to the class of acoustic stretch films for the ceiling. It is made of special material Clipso acoustique. On one square meter of film there are about 250 thousand. microscopic holes, which turns the material into a membrane that perfectly absorbing noise. According to the results of laboratory tests, it delays up to 90% of all extraneous sounds «seeking» into the apartment. But at the same time, 10%of another remains that will help to cope with shumoisole materials.