To view different wall assemblies click on each point below that may apply to your project.
Stc 50 wall types.
The estimate could easily be off by as much as 4 db.
There are numerous other issues that need to be addressed to.
5 8 15 9 mm toughrock fireguard x or 5 8.
5 8 15 9 mm toughrock fireguard x or 5 8 15 9 mm densarmor plus fireguard gypsum panels applied vertically to each side of 3 1 2 89 mm 20 gauge 33 mils steel studs 24 610 mm o c.
That is because it is one of the few stc or sound transmission classification ratings that are mandated by building code.
Stc ratings steel stud framed walls sound transmission class stc is an integer rating of how well a framed wall attenuates sound.
No insulation 50 with insulation 54 staggered stud wall construction with 3 layers of 16mm 5 8 plasterboard on studs of 95x35mm 4 x 11 2 on a 120mm 4 3 4 common base.
The most common single rating search for across the internet is stc 50.
Stc 0 18w 40 where w pounds per square foot psf this information is provided as a tool to help estimate.
5 8 type x one layer one side 3 4 fiberglass batt 50 1 hr.
The stc rating of a cmu wall can be estimated based on its weight using the following formula.
With 1 25 mm type s 12 drywall screws 12 305 mm o c.
Metal stud walls perform better than wood stud walls.
Insulation will noticeably improve the stc rating of an assembly.