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PER UL U305
Chase Wall - Wood Stud (Load-Bearing)
| Fire Rating | 1 hours |
| System STC | 60 |
| System Thickness | 9.875 in. |
Assembly Construction
Assembly Construction
Layer 1 - Gypsum Panel:
1 layer 5/8" [15.9 mm] Sheetrock® Gypsum Panel (UL Type SCX)
Layer 2 - Wood Studs:
1 layer 2" x 4" [38 x 89 mm] Wood Studs, 16" [406 mm] O.C.
Layer 3 - Air Space:
1 layer 1" [25.4 mm] air space
Layer 4 - Wood Studs:
1 layer 2" x 4" [38 x 89 mm] Wood Studs, 16" [406 mm] O.C.
Layer 5 - Insulation:
1 layer 3-1/2" [89 mm] Fiberglass insulation
Layer 6 - Gypsum Panel:
1 layer 5/8" [15.9 mm] Sheetrock® Gypsum Panel (UL Type SCX)
Layer 7 - Gypsum Panel:
1 layer 5/8" [15.9 mm] Sheetrock® Gypsum Panel (UL Type SCX)
Notes