Standard and Certification
All TSS roofing profiles are certified by the Thai Industrial Standard Institute and are in accordance with International standards for metal sheet roofing
TIS 1128-2562
This standard covers roofing steel sheet with thickness not exceeding 0.35 mm, exclude accessories which used to fix the roofing steel sheet with the roof structure.

Water Penetration Test
All profiles compliant to ASTM E1646: Standard Test Method for Water Penetration of Exterior Metal Roof Panel Systems by Uniform Static Air Pressure Difference

Our R&D team constantly works hard to improve our products and ensure our technology meets the international standard. With our test results verified by one of the most respected universities in Thailand, we are 100% confident that our roofing will have zero leakage.
Wind
Uplift Test
In accordance with FM 4474: Evaluating the Simulated Wind Uplift Resistance of Roof Assemblies using Static Positive and/or Negative Differential Pressures



TIS QR code



Long Span Connector
Loading and lifetime testing

