Stc Roof Assembly

Building is utilizing common wood trusses with concrete tile roofing and insulation directly beneath roof deck to avoid venting read penetrations.

Stc roof assembly.

Metal stud walls perform better than wood stud walls. 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. Moisture resistant assemblies aesthetic assemblies sa932 sa933 sheetrock gypsum panels submittal sheet wb1473 usg area separation walls. Resilient channel can improve the stc rating of an assembly.

Laboratories for assemblies which are of field tests are therefore quite important in similar design and materials. 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. Fire resistance ratings with 3 4 ultracode core panels in steel framed partition assemblies for more information see the following brochures. 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.

Helpful documents and resources for usg s roof assemblies can be found on this page. 50 stc with single layer designs have achieved up to 4 hr. Project is within an air force approach zone. Will also be providing acoustical ceiling grid tiles throughout.

Staggered or double stud walls are higher rated than single stud walls. Adding additional layers of drywall can improve the stc rating of an assembly. Insulation will noticeably improve the stc rating of an assembly. Sound transmission class the decibel db is used to express sound intensity or loudness the more intense a sound the higher the db level the sound transmission class stc is a numerical rating of the ability of a wall floor ceiling assembly or any other building element such as a door or window to minimize sound transmission.

A proprietary roof deck assembly that consists of a lightweight sandwich of sound absorptive shredded wood panel rigid insulation and roof board provides sound absorption on the interior space.