Stc 50 Wall
Single layer 1 2 13 mm type x gypsum board each side.
Stc 50 wall. These wall assembly files are used for planning and estimation purposes for many ul wall types such as fire rated wall assemblies. Ul u309 cul u309 ga wp 3243. Area separation wall systems area separation wall submittal sheet sa925 wb2129 sheetrock shaft wall systems. 50 stc with single layer designs.
One thickness 23 4 70 mm jm formaldehyde free thermal acoustical fiber glass batts. To view different wall assemblies click on each point below that may apply to your project. Ulc i511 ga. Insulation will noticeably improve the stc rating of an assembly.
In the us it is widely used to rate interior partitions ceilings floors doors windows and exterior wall configurations. Note that this is a minimal amount of isolation and you will likely be disturbed by neighbors. Metal stud walls perform better than wood stud walls. Weigh at least 50 less than masonry walls allowing faster easier installation for more information see the following brochures.
Breakaway clip facings and height of wall differ between ul design u373 and whi gp wa 120 03. Sound transmission class or stc is an integer rating of how well a building partition attenuates airborne sound. Sound tested with 2 x 4 stud wall with 1 2 12 7 mm toughrock fireguard c gypsum wallboard or densarmor plus fireguard c panels each side of assembly and 3 1 2 89 mm fiberglass insulation in stud space both sides. Usg provides resources here for our ul wall assemblies for seamless integration into any construction project.
Single layer 5 8 16 mm type x gypsum board each side. Best blocking stc 50 full height walls preferred share a sound blocking level of stc 50 means that a listener in a quiet room would need to exert effort to hear raised speech levels in adjacent rooms and the speech would not be understandable or disruptive. Stc 55 stc 50 lounge office office office conference room stc 42 15 8 41 mm steel studs. Sound tested with 2 x 4 stud wall with 1 2 12 7 mm toughrock fireguard c wallboard or densarmor plus fireguard c panels and 3 1 2 89 mm fiberglass insulation in stud space.
Stc 43 15 8 41 mm steel studs. Outside the us the sound reduction index sri iso index is used.