Tuesday, April 10, 2012

What is the HERS index?

HERS stands for Home Energy Rating System. It identifies the rated home’s energy performance compared to a home built only to code requirements. A standard, code-built home has an index of 100. Each point below 100 represents a 1% improvement in overall energy performance. For example, a home with a HERS index of 70 is 30% more efficient than a standard, code-built home. Note that a home can be Energy Star-certified with a HERS index of 85. Atlantic Builders’ homes perform much better – with average scores of 62 – 65. And a better HERS index means more savings for our homeowners!


HERS scores:

Atlantic Builders – 62-65 avg. HERS score

Energy Star home – 85 avg. HERS score

Standard new home built to code – 100 avg. HERS score

Existing home – 130 avg. HERS score

Estimated average utility bill:
Atlantic Builders - $138/month
Energy Star home - $180/per month
Standard new home - $223/month
Existing home - $431+ /month

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