| 摘要 |
<p>The system is for the installation of roof lights, porches, verandas etc. It comprises a profiled section (2) running along the entire edge of the skylight etc to be fixed in place (1), formed by a tubular portion with means for fitting round and securing the edge. This portion is combined with another one joining it to the edge of the roof. Beading edges are included for collecting and draining condensate, and also rain water if necessary. The skylight edge can be secured in an access groove, and an internal protrusion can be provided to support the lower edge of a dome etc.</p> |
