C & Z Purlins Installation Information

Typical Assemblies



Lapping


Fastening to Cleats


Cleat nominal dimensions (mm)
Nom. Sec. Size X B Y Gap DH
100 40 40 110 10 18
150 60* 55** 145 10 18
200 110 55 195 10 18
250 160 55 245 10 18
300 210 65 305 20 22
350 260 65 355 20 22
400 310 65 405 20 22
* 70mm in Victoria
** 50mm in Victoria

Note:
When using downturn lip purlins or girts, dimension B and Y must be increased by the length of the lip.


Bridging Components


Bridging Assemblies


Bridging Configurations