BiLOK ™ is a rock wool sandwich roof panels with pu sealing,it has a special standing seam. The standing seam is tightly engaged to provide effectivewaterproofness, airtight performance and stronger windresistance.

Snap Cap Type Rock Wool Glass Wool Roof Sandwich Panel is bonded and pressed, trimmed, grooved, and blanked to form a tongue-and-groove composite board. Heat insulation, sound insulation, moisture resistance and other characteristics. Its plate's length is not limited, up to 12 meters or more, which fully meets the fire protection requirements of technical design. And it overcomes the defects that the previous sheet does not have sufficient integrity and rigidity, and has poor flexural and impact resistance properties.