| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a waterproof heat insulation sheet provided in a roof or the like of a building, which prevents dazzlement due to reflection of sunlight or the like at the time of construction and secures a sufficient heat insulation property.SOLUTION: A waterproof heat insulation sheet 10 of a roof 1 (structure) includes a waterproof sheet layer 11, a heat insulation sheet layer 12, and a nonwoven fabric layer 13. The heat insulation sheet layer 12 is laminated on the waterproof sheet layer 11. The heat insulation sheet layer 12 has impermeability. The surface facing the waterproof sheet layer 11 in a base layer 12a is coated with a reflection film 12b. The nonwoven fabric layer 13 is laminated on the surface opposite to the reflection film 12b in the heat insulation sheet layer 12. The waterproof heat insulation sheet 10 is installed on the upper surface (surface on the outdoor side) of a base material 2 in such a manner that the nonwoven fabric layer 13 faces upward (outdoor).</p> |
