HERS QUESTIONS UPDATED QUESTIONS AND CORRECT ANSWERS

HERS QUESTIONS UPDATED QUESTIONS AND
CORRECT ANSWERS

Question:
1. A basement has exposed stud walls and concrete floor and is indirectly conditioned; all walls are
insulated with paperless fiberglass batts. Would the floor area be counted as CFA in REMrate
Answer:
No
- Not finished, indirectly conditioned
- Conditioned basement means there is supply air

Question:
2. An attic has sprayed foam along the roofline. Would the attic volume be counted as conditioned volume
in rem rate?
Answer:
Yes

Question:
3. An attic has sprayed foam along the roofline. Would the attic floor be counted as CFA in rem rate?
Answer:
No

Question:
4. On a two story house, would the "band" volume be counted as infiltration volume in REMrate
Answer:
Yes

Question:
5. What info will an NFRC label contain?
Answer:
SHGC, U factor, visible light transmittance

Question:
6. When solar radiation strikes an untreated single pane glazing at 90 degree angle, most of it is:
Answer:
Transmitted

Question:
7. Does a radiant barrier receive any credit in the REMrate software?
Answer:
Yes

Question:
8. Which of the following is correct regarding skylights when entering into remrate

,Answer:
Skylights are similar entries to windows except their area is subtracted from a ceiling and not a wall and
the pitch is needed

Question:
9. Thermal Bridge
Answer:
A thermal bridge, also called a cold bridge, heat bridge, or thermal bypass, is an area or component of an
object which has higher thermal conductivity than the surrounding materials, creating a path of least
resistance for heat transfer.

Question:
10. Which of the following has no impact on the effectiveness of installed loose fill atic insulation
Answer:
Temp difference between conditioned and unconditioned space

Question:
11. U(avg) =
Answer:
U1A1+U2A2+.../total sq. footage

Question:
12. HDD is used to:
Answer:
calc. amount of energy required to heat a house over a heating season

Question:
13. Which of the following conservation measures will have the greatest impact on reducing the heating
load on the house
Answer:
Going from no insulation to some insulation

Question:
14. How should batt insulation be installed in the framed floor under a conditioned space
Answer:
In contact with the bottom of the subfloor

Question:
15. When determining the dimensions of a window for the rating you should measure the
Answer:
Area of window plus flashing

Question:
16. When indicating window dimensions on a sketch, what must you record?
Answer:
Dimensions to include frame (A22)

, Question:
17. In an architectural drawing, the front of the house faces southwest. Which direction does the right side
face?
Answer:
Southeast

Question:
18. In summer cooling season what is overall effect on HVAC system of a large return leak in an
unconditioned attic
Answer:
System decreases efficiency

Question:
19. Which of the following describes. The portion of a homes cooling load caused by water vapor that
must be removed by air conditioner?
Answer:
Latent

Question:
20. Under summer design conditions in Houston, TX air leakage through building envelope has what effect
on cooling load?
Answer:
Adds sensible and latent loads

Question:
21. What is the delivered efficiency of a heating system that has efficiency of .80 and distribution
efficiency of .88
Answer:
.70

Question:
22. Which of the following units is commonly used to meter residential natural gas consumption?
Answer:
CCF - 100 cubic feet *Actually charged by the Therm*

Question:
23. Which rating is typically used to express the efficiency of a central AC system?
Answer:
SEER

Question:
24. 1 Therm of natural gas equals approximately how many cubic feet of natural gas?
Answer:
100