Ban on foil insulation now in force

Posted: 29 July 2016

Building Code Clause G9 Electricity
Ban now in place on retrofitting or repairing foil insulation.

A ban on retrofitting or repairing foil insulation in residential properties came into force on 1 July 2016, to reduce the safety risks associated with installing this product. 

The ban, declared by the Chief Executive of MBIE, applies to the following building methods:

  • the installation of foil insulation into residential buildings with an existing electrical installation (retrofitting foil insulation)
  • the repair of foil insulation in residential buildings with an existing electrical installation (such as stapling ripped or damaged foil back onto the floor joists of a building).

Building Controls Update 188 announced the ban and explains it further

This information is published by the Ministry of Business, Innovation and Employment’s Chief Executive. It is a general guide only and, if used, does not relieve any person of the obligation to consider any matter to which the information relates according to the circumstances of the particular case. Expert advice may be required in specific circumstances. Where this information relates to assisting people: