Here is an autocad dwg file for details of Acoustic insulation in openings. Sound Insulation is the ability of building elements or structures to reduce sound transmission.
Aqueduct plant type detail
typical road cross section
Construction detail dwg fi
Staircase constructive det
Enclosure ciclon type
Base land section and plan
Roof plan detail with roof
Ladder section plan detail
Construction view of wall
Construction building sect
Foundation and roof plan o
Longitudinal section detai