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  1. Home
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  3. /Fire-Resistant Stair

Fire-Resistant Stair — Layout variation

Category: Layout variation

Staircase with high fire-resistance duration (F90/F120).

Fire-resistant stairs are made of non-combustible materials and withstand fire for 90 or 120 minutes (F90, F120). They retain their load-bearing capacity despite fire and extinguishing water. Such stairs are mandatory in buildings with more than five full storeys and in high-rise buildings to ensure safe evacuation.

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