摘要 |
<p>The channel consists of a support or fixing flange, fixed to the building structure, and a horizontal web having three vertical flanges above and below. These flanges form a pair of upper channels and a pair of lower channels. The sections are fixed horizontally on the building face with a vertical spacing to suit the size of the cladding panels. The lower edges of the panels rest in the upper channels and the upper edges are located in the lower channels of the next section.</p> |