| 摘要 |
A combined inspection gully trap and gully dish apparatus is provided. The apparatus has a gully trap housed within a gully dish. The apparatus is arranged such that when in use liquid can flow into a gully dish inlet and into the trap which is arranged such that 5 it partitions the dish into a liquid inlet section and a liquid outlet section, and wherein the liquid in the trap creates a seal between the two sections. Figure 1 7a |
