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house energy rating australia

Star Energy Rating

This assessment measures a buildings ability to maintain a comfortable internal living environment and the additional heating.

Factors that can effect a buildings thermal performance include:

  • Building envelope – windows, roof, walls & floor
  • Location and climate
  • Orientation and design
  • Construction materials
  • House size

The end result is a thermal calculation with a star rating from 0 to 10 stars. A 10 star home should use little or no energy to maintain thermal comfort. Most states and territories in Australia have moved to a minimum 6 star standard.

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