Wall sheathing with drywall sheets. This is one of the simplest and most common methods of soundproofing walls. The frame fixed along the perimeter of the wall is filled with a soundproof material of the fibrous porous structure, which, as you know, is able to hold the sound wave. The air gap between the filler will increase the effectiveness of noise insulation. Using ready -made soundproof panels. Today, a wide range of soundproofing materials is on sale on sale, which have many advantages — light design, ease of assembly and installation, additional heat -saving functions. Such plates, as a rule, have a wood-based base or made of stone cotton wool. They have a small width and are easy to fit in size and mounted to the wall.