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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 /> Pressure difference between a shaft and the outside in a 60 m building with the neutral plane at mid-height and 21 °C inside, for three outside temperatures. Based on Klote (2002), pp. 4-274–4-275.<br /> <br /> Original vector illustration for [[High-rise building]], level 2 Intermediate.<br /> <br /> * Source basis: Klote (2002), p. 4-274 (Equation 1), p. 4-275 (Ks = 3460, worked example, Figure 4-12.1; redraw from the formula, do not copy)<br /> * Alt text: Line chart of pressure difference against height in a 60 m building: straight lines through zero at 30 m for three outside temperatures.<br /> <br /> == Licensing ==<br /> New drawing by Fire Safety Academy. © Fire Safety Academy.</div>

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