... Thermal insulation composition panel are used widely 2. fire proof 3. beautiful apperance 4. low weight 5. easy install The color steel thermal insulation ... container house, etc.The width of the sandwich panel is 930mm, and 1,150mm Upper and ... to 0.6mm Middle: polystyrene foam board, rock wool, fiber glass, PU foam, etc.Thickness: 50mm, 75mm, ... is in low price Thermal Insulation rock wool sandwich Panels