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<p>Watermark: Fire Safety Academy logo icon, 70 px, 45 % opacity</p> <p><b>New page</b></p><div>== Summary ==<br /> Lift shaft pressurisation: outdoor air keeps the shaft above the pressure of the floors, so smoke from the fire floor stays out. Based on Klote (2002), pp. 4-288–4-289, and Australian Building Codes Board (2020a), p. 127.<br /> <br /> Original vector illustration for [[Firefighting lift]], level 2 Intermediate.<br /> <br /> * Source basis: Klote (2002), p. 4-288 (elevator smoke control, piston effect) and p. 4-289 (Example 5: 12.4 Pa, 6.9 Pa, 2.54 m/s; recall and fire service keys); Australian Building Codes Board (2020a), p. 127 (lift shaft pressurised with outdoor air)<br /> * Alt text: Section of a pressurised lift shaft: fan blows outdoor air in, air leaks out at each floor, smoke stays on the fire floor; a moving car.<br /> <br /> == Licensing ==<br /> New drawing by Fire Safety Academy. © Fire Safety Academy.</div>

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