5. Façades

5.1 General (CO19)

The provisions of this section are designed to prevent the spread of fire through facades.

The provisions of this section also apply to roofs that form an angle of less than 30° with the vertical, and which form a facade over several levels accessible to the public.

IT 249 [TBA 3 045] on facades specifies the conditions of application and defines solutions that do not require experimental verification or verification by analogy....