HERS Rater Exam Practice Set || Answered And Graded
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Course
HERS Rater
Institution
HERS Rater
A HERS score can be used for which of the following?
A) LEED for Homes
B) Energy Efficient Mortgages
C) National Association of Home Builders
D) All of the above - Correct Answer D) All of the above
Raters provide what to the builder (3 things) - Correct Answer 1. Rating report...
HERS Rater Exam Practice Set || Answered
And Graded
A HERS score can be used for which of the following?
A) LEED for Homes
B) Energy Efficient Mortgages
C) National Association of Home Builders
D) All of the above - Correct Answer D) All of the above
Raters provide what to the builder (3 things) - Correct Answer 1. Rating report
2. Conflict of interest disclosure form
3. consumer complaint process
Number of climate zones in the US - Correct Answer 8
DelMarVa in which climate zone - Correct Answer 4
3 main programs that use the HERS index - Correct Answer 1. Energy Star
2. Challenge Home
3. HUD's programs
Heating Degree Days - Correct Answer total number of degrees colder than base temperature (HDD65)
during the "heating season"
Ex) if temp for 1 hr is 55, then 65-55 = 10 heating degree days for that 1 hr
,Ex2) next hour temp drops to 48 then 65-48 = 17 HDD for that hour and over that 2 hours we "picked up"
27 HDD
Usual base temp for Cooling degree days - Correct Answer 50 (CDD50)
What are CDD and HDD used for? - Correct Answer Used to estimate amount of energy needed to cool
(CDD) or heat (HDD) a homes during the cooling (CDD) or heating (HDD season)
The Reference Home is where on the HERS Index - Correct Answer 100
4 steps of calculating the HERS index - Correct Answer 1. purchased energy fraction (PEF = (total E use -
onsite power production) / (total E use)
2. (rated home heating x cooling x DWH x lights x appliance MBtu's)/(reference home h. x c. x DWH x L. x
appliance MBtu's)
3. ^result is multiplied by PEF
4. ^result is multiplied by 100
3 types of ratings - Correct Answer 1. projected rating (no certs rewarded)
2. confirmed rating (used for certificated)
3. sampled rating (sampling) (not for certifying any individual home) (method for shortcutting energy
verification for large production projects) (generally not ideal process)
QA (quality assurance) vs. QC (quality control) - Correct Answer QA: ensures best practice was followed
QC: ensures that the product was installed correctly and performs as intended
, Equipment gauges must be calibrated every _______ - Correct Answer Year
Q represents what? - Correct Answer Heat flow (in Btu/hr)
Overhang measurements are important to - Correct Answer Determine the window shading
Which view shows insulation level and installation - Correct Answer Sectional view
HERS Index is based on these end uses - Correct Answer Heating, cooling, water heating, lighting,
appliances (How Come WHales Like Anchovies... memory tool)
An Energy Improvment Morgage Allows: - Correct Answer The buyer / owner to include the cost of
energy efficiency improvements in the mortgage
The measure of resistance of a material to heat flow is: - Correct Answer R-value
Where would you find the construction details and location fo attic knee walls? - Correct Answer
Sectional view
The Efficiency Rating of an Air Source Heat Pump in heating mode would be expressed as - Correct
Answer HSPF (Heating Seasonal Performance Factor)
T/F
Thermostat setting do not effect the HERS index - Correct Answer True
How do you check to see how thick the insulation is in the framed cavities? - Correct Answer Measure
the thickness of window and door jambs
EEM (Energy Efficiency Morgages) do not feature... - Correct Answer Reduced interest rates
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