| 摘要 |
PROBLEM TO BE SOLVED: To provide a roof material having a new appearance and improved functions such as a waterproof function, a heat insulating function, a moisture condensation preventing function, and a snow stopping function. SOLUTION: In this roof material A, a vertical piece 6 is formed by protruding the tip of the downstream side of a facing surface 4 of a metal roofing material B having a hook-structure male-female connection mechanism formed in the side end edge in the width direction. COPYRIGHT: (C)2004,JPO
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