HERS HERS Index Scoring 3

Question 1

Which energy end-uses are included in the HERS Index calculation?

Accepted Answer

Heating, cooling, water heating, and RESNET-defined major appliances

Answer

The HERS Index includes heating, cooling, domestic hot water, and RESNET-defined major appliances such as refrigerators, dishwashers, and clothes washers/dryers.

Question 2

What HERS Index score must a home achieve to qualify for the ENERGY STAR Certified Homes Version 3.2 program (new construction)?

Accepted Answer

HERS 57 or below depending on climate zone

Answer

ENERGY STAR Certified Homes Version 3.2 requires a HERS Index of 57 or below, with the exact threshold varying by climate zone.

Question 3

How does building envelope air leakage affect the HERS Index score?

Accepted Answer

Higher air leakage raises the HERS score by increasing energy loads for heating and cooling

Answer

Higher air leakage increases heating and cooling energy loads, which raises the HERS Index score and indicates worse energy performance.

Question 4

In the HERS rating system, what does a Projected Rating (PR) represent?

Accepted Answer

A rating based on design plans before construction is complete

Answer

A Projected Rating is based on building plans and specifications before or during construction, prior to final on-site verification testing.

Question 5

Which climate variable is accounted for when calculating the HERS reference home's energy use?

Accepted Answer

The specific climate zone where the rated home is located

Answer

The HERS reference home uses the same climate zone and weather data as the rated home, ensuring a fair comparison in that specific location.

(HERS) Home Energy Rater Certification Practice Test

(HERS) Home Energy Rater Certification Practice Test

HERS HERS Index Scoring 3