Windows and doors: General Performance certification scheme
Airtightness, impact and weather resistance and acoustic performance of doors and windows
Third party certification under this scheme enables you to showcase the quality of your window and door products in terms of their water tightness, wind resistance and air permeability, as well as theirÂ operational, strength, impact resistance and acoustic capabilities.
BRE Globalâ€™sÂ Window and Door General PerformanceÂ certification scheme covers the weather performance and functions of windows and doors manufactured from the most commonly available material types, including aluminium, PVC-u, timber and steel windows and doors.
The standards against which these are assessed and certified include:
- BS 644Â Timber windows and doorsets â€“ Fully finished factory-assembled windows and doorsets of various types â€“ Specification.
- BS 4873Â Aluminium alloy windows and doorsets â€“ Specification
- BS 6510Â Steel-framed windows and glazed doors â€“ Specification
- BS 7412Â Specification for windows and doorsets made from unplasticized polyvinyl chloride (PVC-u) extruded hollow profiles
All of the above draw on the tests and methods described in the BS 6375 series â€“Â Performance of windows and doorsÂ â€“ and are carried out in BRE Globalâ€™s comprehensiveÂ testÂ facilities near Watford.