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  BU539 Recessed downlights

BU539.jpgRecessed downlights are a specialist lighting fitting and should not be installed without considering the potential loss of thermal performance of the ceiling..

Care must be taken in the installation and use of recessed downlights since they can increase the risk of overheating in building materials such as framing and insulation.

This bulletin covers:

  • lighting quality
  • main advantages and disadvantages of recessed downlights
  • downlight classifications
  • Building Code compliance issues
  • lamps for recessed downlights
  • transformers for recessed downlights
  • retrofitting.

Publication date: October 2011 Keywords: ceiling, electrical, insulation