CBO BC Training Quiz 12

111. The coefficient of heat transmission (air-to-air) through a building component is?

U-factor K-factor J-factor E-factor

112. What is the climate zone for Yuma County, Colorado?

4B 6A 5A 5B

113. Foundation insulation shall have how much protective cover?

4" Minimum 6” below grade Minimum 5” below grade Does not matter

114. What is the minimum R-value of wall insulation?

R-10 R-15 R-5 R-20

115. The window space shall be the designed window space, or what percent of the gross wall space as a maximum, whichever is smaller?

20% 25% 30% 35%

116. What is the maximum permissible air leakage rage of swinging doors in a commercial structure?

0.1 CFM/ft² 0.2 CFM/ft² 0.3 CFM/ft² No requirement

117. Thermostats controls shall have the capability to maintain zone temperatures between?

55-85 degrees F 45-85 degrees F 50-80 degrees F 40-95 degrees F

118. Pools covers are not required if more than _____ percent of the pool water heating energy comes from site recovered energy sources.

20% 40% 90% 70%

119. A 15,000 ft² warehouse will require a maximum of how much power for lighting?

1 kW 200 amps 2,000 Watts 0.66*15,000 Watts

120. Do changes in buildings require IECC compliance?

Only if involving a new mechanical system Only if more than 2,000 square feet True False

CBO BC Training IECC Quiz 12