1. In the air shaft.

2. There's an air shaft just there.

3. We've gotta get to the air shaft!

4. He came down through the air shaft.

5. An air shaft has got every contrast.

6. This duct leads to a vertical air shaft.

7. This duct leads to a vertical air shaft

8. He came down the air shaft and went the same way.

9. High rise building with a stair well and a intake air shaft

10. Some numbskull threw a grenade in the air shaft I was stuck in.

11. Now right above my head is a very thick ceiling... with an air shaft.

12. But drop this with this down an air shaft into a locked-up basement?

13. If we go this way, the Flamidabager should be right down this air shaft.

14. Wire cutters to disable the backup generator rope and pulleys for the air shaft.

15. The invention relates to a high rise building with a stair well (38), an intake air shaft (74), inlet flow openings (76) that connect the intake air shaft to the stair well and a pressure system for keeping the stair well smoke-free.

16. Max and I will take the basement to the east air shaft to proceed to the DNA lab.

17. According to the invention a separator (8) is provided between the intake shaft of the fan and the exhaust-air shaft (14) of the condenser, this separator being mounted on the covering grill (6).