... U clip/PC connector/PC buckle/pc profile/pc u profile/clippc-u profile is sealing pc sun sheet .To prevent dust ... , rain, worm holeMaterial : German Bayer polycarbonate/ American GE polycarbonateSize: ... Sheet,Awning,Awning Bracket,Greenhouse. Accessories: H&U PC profile,and related accessories. Number of Employees:100 - 200 People ...