| 摘要 |
<p>A gutter beam for glasshouses consists of the combination of a dual structural section, its upper part (2) constituting a gutter (3) and the lower part (3) constituting a beam having top hat section, with 90 DEG angles for covering and fitting onto the columns (7) of the glasshouse. The flanges form condensation channels (4). For equipping so-called "chapel" glasshouses of all sizes.</p> |
