scope:

This European Standard specifies requirements of curtain walling kit intended to be used as a building envelope to provide weather resistance, safety in use and environmental control and provides test/assessments/calculation methods and compliance criteria of the related performances. The curtain walling kit covered by this European Standard does not contribute to the load bearing of the building structure. This European Standard applies to curtain walling kit ranging from a vertical position to 15° from the vertical. Any sloping parts should be contained within the curtain walling kit. This European Standard does not include: - 'patent glazing' (glazed sloping roofs) kits; - roof glazing constructions; - curtain walling kits with precast concrete panels; This European Standard is applicable to the whole of the curtain walling kits, including the flashings, closures, copings and fixings. Curtain walling according to this European Standard is intended to be used as part of the building envelope.