... 2,fire retardancy 3,thermal insulation, 4,impactresistance, uv-protection polycarbonate greenhouseFEATURES OF PRODUCTS1, Light Transmisson The ... plexiglass.5, UA-Protection Attrbuting to the proprietary UV surfaces. Remain perfact mechanical andoptical properties after ... ,etc.2. skylight,lighting for corridors ,balcony,passages and subway entries ,walkways.3. Advertising lamp boxes ,sign board .4 ...