Specification for windows and doorsets made from unplasticized polyvinyl chloride (PVC-U) extruded hollow profiles
Specification for windows and doorsets made from unplasticized polyvinyl chloride (PVC-U) extruded hollow profiles
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BS 7412 specifies requirements for the design, fabrication and performance of windows and glazed doorsets made from PVC-U extruded hollow profiles. It applies to windows and doorsets manufactured from PVC-U hollow profiles incorporating fusion welded corner joints. BS 7412 applies to windows and doors fabricated into frames in a factory, to be installed vertically (within 15°) into the external face of buildings, as single or multi-light units, in coupled assemblies when appropriate, of the following types: 1. Windows: a. Hinged: side-hung (open in or out), top-hung (open out), bottom-hung (open in), tilt and turn or turn before tilt; b. Projecting: side-hung (open in or open out) and top-hung (open out or reversible); c. Pivoted: horizontal and vertical (hung centrally or off-centre)including reversible; d. Sliding: horizontal and vertical; e. Side-hung: fully reversible; f. Fixed light; 2. Doors: a. Single leaf single-swing doors with or without side lights and top panels; b. Double leaf single-swing doors with or without side lights and top panels. It is applicable to assemblies in which any frame member is not longer than 3 m. It does not apply to curtain walls that span across horizontal structural members of floors bu...
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