The NZ Metal Roof and Wall Cladding Code of Practice is a comprehensive design & installation guide, and a recognised related document for Acceptable Solution E2/AS1 of the NZ Building Code.
- By primary fastening – fastening into the main structure.
- By secondary fastening — fastening into the cladding.
- By means of clips, cleats or seams to allow for differential movement of the roof cladding and the flashings.
For full details on fixings, see 14.13 Fasteners.