Trusses supporting metal roof deck panels covered by 1 2 12 7 mm regular gypsum sheathing either loose laid or adhesively or mechanically attached to roof deck.
Stc roof assembly.
Adding additional layers of drywall can improve the stc rating of an assembly.
Insulation will noticeably improve the stc rating of an assembly.
Ul v487 ulc w482 cul v487.
Metal stud walls perform better than wood stud walls.
Ultimately the design and detailing of the project assembly or system is the responsibility of a professional and all projects must comply with applicable building.
Resilient channel can improve the stc rating of an assembly.
Fire resistance ratings with 3 4 ultracode core panels in steel framed partition assemblies for more information see the following brochures.
Toughrock fireguard c products densarmor plus fireguard c products.
Moisture resistant assemblies aesthetic assemblies sa932 sa933 sheetrock gypsum panels submittal sheet wb1473 usg area separation walls.
Refer to our roof ceiling assembly documents which includes ul fire rated roof assemblies for easy guidance through the assembly of a roof or ceiling on your next project.
The stc rating shown reflects testing or evaluation of an assembly with one or more products under test conditions and may not apply to all products listed for each assembly.
Helpful documents and resources for usg s roof assemblies can be found on this page.
Staggered or double stud walls are higher rated than single stud walls.