TROUGH ROOF BOARD FOR NEWLY ESTABLISHED ROOF FOR MOUNTING SNOW GUARD

摘要

PROBLEM TO BE SOLVED: To provide a trough roof board for a newly established roof capable of easily mounting a snow guard.;SOLUTION: The trough roof board for the newly established roof is equipped with seam tang sections (14) arranged at inside positions of both edges and backwardly two-ply folded after the seam tang sections have been inclined inward and upward at acute angles α with the roof board and snow guard mounting sections (16) arranged at inside positions of the seam tang sections and required for mounting the snow guard, and each snow guard mounting section is so formed that the roof board is folded back to be two-ply formed after it has been folded upward in the vertical direction and that the roof board is again folded back to be two-ply formed after it has been again folded to the inside to be two-ply formed.;COPYRIGHT: (C)2004,JPO&NCIPI