Wall System STC 84
Wall System STC 81
Wall System STC 77
Wall System STC 66
Wall System STC 47
Wall System STC 36
Wall System STC 32
Wall System STC 28
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 WALL SYSTEM - STC 66 |
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 CONSTRUCTION ASSEMBLY |
| ITEM A: |
0.6mm BMT Colorbond metal external cladding is fixed to 28mm furring channels, themselves fixed to 200 mm C-Channels horizontal girths. Girths are spaced at 600 vertical centres. |
| ITEM B: |
Internal face of metal cladding is sprayed with nominal 100mm thick ENVIROSPRAY 300 |
| ITEM C: |
Structural adequacy is provided by 360UB structural steel columns located within air space of 628mm between external cladding and internal face of Hebel block wall (Item D). |
| ITEM D: |
150 mm thick Hebel aerated concrete wall, density 600 kg/m3, mechanically tied to steel columns (Item C) |
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- Test Conducted at National Acoustic Laboratories - Sydney
- Test Report No : E 2691
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