Horizontal Shaftwall
A free-spanning membrane with no support from the soffit
Shaftwall can be specified for horizontal applications as a free-spanning membrane with no support from the soffit. The membrane can be constructed entirely from below and can achieve spans up to 5100mm and fire resistance up to 120 minutes. A typical application is for fire escape corridors. Supporting partitions should be of at least the same fire resistance period as the horizontal Shaftwall.
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| Specification Sort descending | System Depth (mm) | Fire Integrity (mins) | Fire Insulation (mins) | Sound Insulation (Airborne) Rw (dB) | Maximum Span (mm) | Upper framework stud centres (mm) | Lower framework stud centres (mm) | Primary framework centres (mm) | Secondary framework centres (mm) | Approx. weight kg/m2 | Cavity / Offset (mm) - Min. |
|---|---|---|---|---|---|---|---|---|---|---|---|
| C106053 (EN) | 120 | 60 | 60 | 42 | 2500 | 39 | |||||
| C106054 (EN) | 152 | 60 | 60 | 44 | 3000 | 39 | |||||
| C106055 (EN) | 206 | 60 | 60 | 48 | 4000 | 39 | |||||
| C106056 (EN) | 404 | 120 | 120 | 48 | 4000 | 88 | |||||
| C106057 (EN) | 389 | 90 | 90 | 48 | 4400 | 77 | |||||
| C106058 (EN) | 130 | 60 | 60 | 42 | 2800 | 39 | |||||
| C106059 (EN) | 120 | 60 | 60 | 45 | 2500 | 39 | |||||
| C106060 (EN) | 130 | 60 | 60 | 45 | 2800 | 39 | |||||
| C106061 (EN) | 152 | 60 | 60 | 46 | 3000 | 39 |