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  BU468 Fixing timber weatherboards

BU468.jpgUnder the New Zealand Building Code, timber weatherboards must withstand the forces acting on them and protect people and the building structure from the effects of moisture entry.

The way timber weatherboards are installed is critical in meeting the above objectives. Successful use of timber weatherboard claddings is dependent on careful timber and profile selection and correct fixing.

This bulletin covers:

  • weatherboard selection
  • cavity requirements including fixing cavity battens and laminating battens
  • fixing weatherboards, including fixing positions, nail types, nail length, type of head, type of shank, metal used for nails.

Publication date: December 2005 Keywords: cladding, deformation, fastener, joint, moisture, movement, nail, preservative, shrinkage, stainless steel, timber, ventilation, wall, weathertight, window