- Industrial construction
- Hall and warehouse construction
- Extension construction and renovation
- Compact design
- Rust proof surface finish
- Robust structure
- Simple installation
Sigma section / Purlins are accurately roll-formed from high-strength steel to provide an efficient, lightweight, and economical roofing and cladding support system for structural steel buildings. Sigma section/purlins are quick to install and suitable for both insulated and non-insulated roofs and walls. The thickness and height of the purlin selected depend on span length and loads.