Flat roofs and balconies

Also see:


Flat roofs and balconies shall comply with the Technical Requirements.

Flat roofs and balconies which comply with the guidance in this chapter will generally be acceptable to NHBC.

Other sources of information include:

  • BS 6229 ‘Flat roofs with continuously supported coverings. Code of practice’
  • National Federation of Roofing Contractors (NFRC)
  • Mastic Asphalt Council (MAC)
  • Single Ply Roofing Association (SPRA)
  • Liquid Roofing and Waterproofing Association (LRWA).

Where the flat roof or balcony is a terrace above another home, it should provide satisfactory acoustic performance in accordance with relevant building regulations.