Residential re-roofing project using Sigma Truss prefabricated roof trusses.
Project: Residential Renovation – Re-Roofing with SIGMA TRUSS Prefabricated Roof Framing Area: 162 sq.m.
- Location : Bangkok
- Area size : 162 ตร.ม.
- Products used :
- C75 steel with AZ150 coating
- U77 steel with AZ200 coating
- C155 steel with G450 coating
- Galvanized Purin AZ150 coating
- Sigma Screw


