... .Workers: more then 50 Greenhouse Polycarbonate Sheet used for swimming pool Specifications:1) Thickness: 4mm, 6mm, 8mm, 10mm, 12mm, 14mm, ... indoor decoration, such as walls, windows roofs and screens.7. Sound-insulation walls in expressways and urban overhead highways.8 ... be cold bent directly. Have good performance of heat forming.7. Sound Insulation: Good sound insulation. First choice for materials ...