A cold-formed galvanised steel zed section for roof purlins and wall girts, with one broad and one narrow flange so that two lengths fit together for lapping, and a stiffening lip on each flange. Choose the depth, the base metal thickness and the length.
Category: Roof Framing › Steel Purlins › Lapped Purlin Runs › Purlin Sections
By Huu Khanh Nguyen · Updated November 4, 2026
| Name | Default | Unit |
|---|---|---|
| Length | 6000 | mm |
| Width | row[2] + row[3] - thickness | mm |
| Depth | 203 | mm |
| Base metal thickness | 1.9 | mm |
| Finish | white |