... sheet Applications:1. Roofing light sheet and sunshade for office. building ,departmente,hotel,stadium,school ,amusement center ... ,hospital,etc.2. skylight,lighting for corridors ,balcony,passages and subway entries ,walkways.3. ... glazing.7. Swimming pools roofing/cover/sheet.8. Telephone booths ,street name plates. six-layer polycarbonate plastic sheet for building