Vaisala WAA151 - Page 11

Figure 2 Recommended Mast Length on Top of Building
The recommended minimum length (h) for the mast that is installed on the top of a building is
1.5 times the height of the building (H). When the diagonal (W) is less than the height (H) the
minimum length of the mast is 1.5 × W.
Chapter 3 – Installation
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