Which type of duct system is used primarily when the duct system and the air handler are not located on the same level?
A. plenum-type duct system
B. extended-plenum duct system
C. reducing-extended-plenum duct system
D. perimeter duct system
Answer: B
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_____________ can be shown when a long object of constant shape throughout its length requires shortening to fit on a sheet or for creating a partial view.
Fill in the blank(s) with the appropriate word(s).
The common piece of electrical equipment that electricians use to insert into any knockout opening that is open and not used is called a _________________________.
Fill in the blank(s) with the appropriate word(s).
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