Parapet Cap Expansion Provisions
Parapet Cap Expansion Provisions
To maintain the integrity of laps, adequate expansion joints must be provided as per this table.
| Parapet flashing design | Expansion joint positioning |
|---|---|
| Fixed aluminium | Every 6 m |
| Clip-fixed aluminium | Every 12 m |
| Fixed steel | Every 12 m |
| Clip-fixed steel | Every 20 m |
| Internal and external corners | Within 2 m of each corner. |
Clause Number:
8.5.3A
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