| 摘要 |
PROBLEM TO BE SOLVED: To provide an execution method capable of performing execution completion in a short time and efficiently spraying and forming the layer of a foamed resin heat insulator in a degree in which necessary heat insulation can be secured. SOLUTION: An 18-mesh net 3 is stretched on a plate support material 2 fixed at prescribed intervals of the rear face 1a of the partition plate 1 of a building. Foamable resin material 4a of foam urethane 4 is sprayed from the outside of the net 3, and a foamed resin layer 5 is formed while a part thereof is taken in to form a hollow layer S enclosed between the rear face 1a of the partition plate 1 and the foaming resin layer 5. |
