| 摘要 |
<p>The drain gutter (1) has a longitudinal run-off trough (3) to be embedded in the earth with its outflow (2), together with a setting mass e.g. polymer concrete. Leveling units (6) align the trough in the earth. The gutter has a grid (4) with slits (7) for the water to run through. The gutter is surrounded by a collar (8) around it, to hold the leveling units at drillings (15). The gutter is fitted with at least one lamp e.g. a LED.</p> |
