1.high performance on sound insulation 2.heat resistance type 3. ... class B1. 6) Sound and heat insulation: Superb sound insulation for freeway barrier and super thermal insulation save energy. ... 220mm, 2, 100mm 3) Weight (Kg/M2): 0.8, 1.2, 1.4, 1.6, 1.9, 2 ... . 7) Conservatories, agricultural greenhouses, zoos, botanical gardens. 8) Industrial Roofing and Glazing 9) Swimming Pools roofing/cover/ ...