| 摘要 |
PROBLEM TO BE SOLVED: To provide a heat insulation panel such that unevenness of a surface of a vacuum heat insulation material is not transferred to a base material and a foamed heat insulation material is uniformly charged.SOLUTION: A heat insulation panel 1 is configured to accommodate a vacuum heat insulation material 30 and a foamed heat insulation material 32 formed by foaming resin foam 31, in a recessed part 15 of a base material 10 having its section formed in a substantially recessed shape. A plurality of linear spacer materials 20A, ..., which extend from one end to the other end in the width direction of the recessed part 15 are provided side by side between the vacuum heat insulation material 30 and an inner bottom surface 15b of the recessed part 15 along a length direction of the base material 10, and the foamed heat insulation material 32 is charged around the spacer materials 20A, ... |
