The Internet contains myths, rumors, and legends about many subjects, including soundproofing. Allow me to present three examples of misconceptions about how to soundproof a room. Soundproofing a room should not be based on Internet rumors but solid scientific evidence.

Surprisingly, there is synergy between two disparate building design disciplines, soundproofing (noise proofing) and fireproofing. In most situations, architects and builders can achieve cost and performance benefits if they consider sound and fireproofing design objectives.

Both design disciplines are separate, have unique design details, and require different expertise. However, recognizable similarities can be used to effectively meet the design objectives for soundproofing and fireproofing. What are the similarities?