Simplified 2D cross-section drawing of a soundproof wall. Shows layers including fibreboard, gypsum board, green glue, resilient channels, staggered stud frame, mobile staggered stud, and finishing drywall. Each material is labeled in distinct colors, Simplified two-dimensional cross-section drawing of a soundproof wall. It shows the arrangement of layers. Various materials are labeled. Includes fibreboard, gypsum board, resilient channels, staggered stud frame, mobile staggered stud, and finishing drywall. Color coding highlights each material