Fascination About F-Grade
They can be fastened to your structure with self-drilling screws, to forestall leakage in the event of rain and humidity, and are frequently combined with sealing joints, which hurries up set up with no sacrificing the insulation layer.ต้องมีอุปกรณ์ฉีดพ่นน้ำเป็นฝอย เพื่อป้อ�