Author Question: The majority of air leaks in sheet metal duct systems occur: A) Along the lengthwise seam in the ... (Read 77 times)

karateprodigy · **on:** Jul 24, 2018

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.