| 摘要 |
<p>The gutter for roofs etc. comprises a drainage channel (1) positioned alongside a beam (2) of rectangular cross-section which on installation is situated beneath the eaves of the roof and ensures the rectitude of the drainage channel (1). The gutter is made principally out of two separate plastics mouldings (1,2) which releasably interengage to form the beam (2) and drainage channel (1), one vertical wall of the beam comprises the vertical side of the drainage channel. The beam (2) is supported at intervals by e.g. the uprights of a veranda facade.</p> |
