Part F 2026: the hidden ventilation risks in modern joinery & fit-out

24 Jun 2026
PWE Mainstage
PWE Mainstage
  • Airtightness shift: why traditional joinery now creates unintended ventilation failures 
  • Extract, purge, background ventilation: what installers must physically deliver 
  • Common compliance failures in windows, doors, and fitted furniture interfaces 
  • Practical specification: avoiding callbacks, rework, and Building Control issues