... 6) Sound and heat insulation: Superb sound insulation for freeway barrier and super thermal insulation save energy. 7) ... request) 3. Applications: 1) Roofing light sheet and sunshade for office building, department store, hotel, stadium, school, amusement ... hospital, ect. 2) Skylight, lighting for corridors, balcony, passages and subway entries, walkways. 3) Do-It-Yourself (DIY), awning, canopy. 4) ...