The majority of air leaks in sheet metal duct systems occur: ...

[karateprodigy]

The majority of air leaks in sheet metal duct systems occur:
 
  A) Along the lengthwise seam in the duct. B) In the seams of adjustable elbows.
  C) At joints between ducts. D) Around takeoffs on supply and return plenums.

Question 2

A variable-air-volume zone system can:
 
  A) Allow the homeowner to dial in the desired airflow.
  B) Require more bypass air than a traditional zone system.
  C) Overblow a zone if only one zone is calling.
  D) Match the airflow and system capacity to the load.

[skipfourms123]

Answer to Question 1

D

Answer to Question 2

D

[karateprodigy]

YES! Correct, THANKS for helping me on my review

[sultana.d]

Thanks for the timely response, appreciate it