Metals used in the roof and wall cladding industry in New Zealand are:

  • steel coated with zinc - Galvanised steel;
  • steel coated with an alloy of aluminium and zinc, sometimes with the inclusion of other minority elements;
  • aluminium;
  • copper;
  • zinc;
  • stainless steel; and
  • lead.

*Many of these can coated with an organic coating, including acrylic, polyester and PVDF.

Draft Clause: