POLYFIN FPO TPO pre treatment weather exposed membranes
ฝัง
- เผยแพร่เมื่อ 15 ธ.ค. 2022
- The video shows the prefered process of mechanical pre-treatment of welding areas on weather exposed POLYFIN FPO / TPO roofing membranes.
IMPORTANT: This is only required for weather exposed membranes. New material does not require a pre-treatment.