| 摘要 |
<p>Receptacle for rain water and/or domestic waste water consists of a prefabricated trough of superchlorinated PVC pref. with a narrow base defined laterally by vertical wall panels in which are openings permanently fitted with rigid tubular pipe connectors. The trough pref. contains a plastic siphonal basin which is connected to the water inlet pipe and of which the base rests on a recessed portion on the side wall of the trough, connecting the lower panels of this wall to the remainder. The receptacle can be mfd. easily, rapidly and cheaply from lightweight elements which are easy to store and transport.</p> |
