This standard specifies building standard door and window opening size coordination and application requirements. This standard applies to the size coordination of external doors, windows and openings of standard specifications commonly used in civil buildings.
GB/T 30591-2014 Referenced Document
GB/T 5823 Terminology for building windows and doors
GB/T 5824 Size system of opening for windows and doors in building*, 2021-03-09 Update
GB/T 30591-2014 history
2014GB/T 30591-2014 Requirements for size coordination for opening of windows and doors in building