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Energy Efficient Building

All new homes and building extensions must meet energy efficiency requirements. The table below provides an overview:

 

New House Extensions

New Houses

All new house extensions must achieve a prescribed insulation and glazing performance as nominated in the Building Code of Australia.

 

In most instances, extensions cannot be modelled with computer software to achieve 6 star energy rating without re-insulating walls or upgrading existing windows throughout the whole house.

 

House extensions are not required to be installed with a rainwater tank or solar hot water system.

All new houses must comply with one of the following:

  • A prescribed insulation and glazing performance as nominated in the Building Code of Australia or
  • Achieve a 6 star energy rating when modelled with computer software.

Dwellings energy efficiency depends on building characteristics such as size, orientation, shape and surrounding environment.

 

All new buildings must be include either a 2000L rainwater tank connected to all toilets or a solar hot water system.

 

For information about water tanks, please see the information sheet - Rainwater Tanks. If you would like to know more about sustainable housing please refer to Make Your Home Green or Sustainability Victoria .         

 

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