An advantage of using fiberglass duct instead of sheet metal is that _____.
a. fiberglass is heavier than sheet metal
b. fiberglass can be used with only a thin layer of additional insulation
c. fiberglass lowers the air leakage rate
d. all fiberglass duct is flexible
c. fiberglass lowers the air leakage rate
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____ is a green building certification program administered by the United States Environmental Protection Agency.
A. ENERGY STAR B. GBI C. ATHENA D. BREEAM
Ceiling diffuser performance relies on a phenomenon called the Coanda effect. What is it?
A) Cold air clings to the ceiling upon being discharged. B) Cold air diffuses to achieve even space temperatures. C) Cold air swirls to mix with room air. D) Cold air is directed downward to sources of heat gain.
Briefly discuss how cabinet elevations are developed and what is included:
What will be an ideal response?
Technician A says that fine sandpaper for color sanding is used to smooth out orange peel. Technician B says that when hand sanding to remove orange peel, a sanding pad should be used. Who is correct?
A. Technician A only B. Technician B only C. Both Technicians A and B D. Neither Technician A nor B