| 摘要 |
<p>The unit has a drain trap with water intake (29), in flow connection with a drainage pipe (25), and a siphon trap between intake and tube. Drain trap and/or siphon trap have a non-circular horizontal cross section in at least parts, when in use position, and are at least twice as large in this direction as in a second horizontal direction at right angles to the first. The unit also has a grate (17) fitted into a holder (18). The drain trap is fitted into a mount (24), which is connected to the drain pipe. The holder is fitted into the floor of a shower or a bathroom.</p> |
