The reason many installations utilize a straight main trunk line with flexible duct runs to the individual register boots is to ____.
A. eliminate the expense of custom-made duct sections
B. reduce excessive noise
C. speed up the installation process
D. all of the above
Answer: D
Trades & Technology
You might also like to view...
Identify the sources that could contribute to the embodied water of an apple just purchased from a grocery store.
What will be an ideal response?
Trades & Technology
Noise from a worn U-joint can include squeaking, clunking, knocking, or grinding sounds.
Answer the following statement true (T) or false (F)
Trades & Technology
Describe the procedure for taping flowers. Why is this done?
What will be an ideal response?
Trades & Technology
Fuel injected per crank angle degree in a diesel fuel system is known as:
A. injection rate B. injection quantity C. atomization rate D. delivery rate
Trades & Technology