A. Seal it off with tape
When preparing the building for a blower door test, what B. Leave it as is---
should you do with the dryer vent? C. Make sure it is clear of obstructions
D. Open the dryer door to allow free movement of air
A. 30
For Fannie Mae Energy Eflcient Mortgages, the present B. 23---
value is determined on a weighted lifetime of how many C. 15
D. 7
A. Exposure on one side to the exterior
B. Contact with sheathing on four sides
When determining the "Grade" of insulation as I, II or III,
C. Voids and compressions of 2%-5%
"GRADE I" must have
D. Compression or incomplete fill amounting to 2% or
less---
A. Equipment type
Under "Rated Features", which of the following is needed B. Location
for an air conditioner (cooling equipment)? C. Eflciency
D. All of the above---
A. Seven years
B. Three years---
Under Section 102, Accreditation Criteria, how long must C. Twelve years
tax credit records be retained by the rater or Provider? D. Records should be maintained by the homeowner or
builder receiving the credit and are not the responsibility
of the rater or provider
A. The U-factor decreases by half---
Which of the following always happens when the R-value B. The mean radiant temperature decreases
of an assembly doubles? C. The U-factor doubles
D. The mean radiant temperature increases
A. Window orientation
B. Amount of air leakage
, When conducting a HERS rating, what about the rated
C. Air conditioner eflciency
home and the corresponding "reference" home will al-
D. Site location---
ways be the same?
A. Sealing leaky duct work in a vented attic space---
Which of the following would be the most cost effect B. Upgrading existing attic insulation from R-30 to R-38
retrofit? C. Replacing windows from single pane to double pane
D. Insulating foundation walls with sprayed foam
A. The Air Conditioning and Refrigeration Institute
(ARI)---
Which of the following is the best resource for determin-
B. The Gas Appliance Manufacturers Association (GAMA)
ing the eflciency of an electric hot water heater?
C. The National Fenestration Rating Council (NFRC)
D. The Water Heating Eflciency Guide (WHEG)
A. Back drafting
What phenomenon is caused by the air temperature dif- B. Wind washing
ference between the inside and outside of a house? C. Radiation
D. Stack effect---
A. 6000
B. 12,000---
One ton of cooling is equal to how many Btu/hour?
C. 18,000
D. 24,000
What is the heat flow in Btu/hour through the following A. 992
assembly at a 40 degree Fahrenheit difference: 80 square B. 920---
feet of the assembly have a U-factor of .062 and 20 square C. 23.1
feet have a U-factor of .90? D. 577
A. 12.6 square feet---
B. 28.3 square feet
What is the area of a circle with a diameter of 4 feet?
C. 18.8 square feet
D. 4.7 square feet
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