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roltschj roltschj
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6 years ago
Why must the roof curb be installed square to the roof relative to the roof joists?
 
  A) To prevent water leakage
  B) To allow plenums to be located properly between the joists
  C) To allow for proper condensate drainage
  D) Code requirements

 Q. 2

How deep a cut can be made in solid wood floor joists to accommodate ductwork?
 
  A) Up to half the depth of the joist may be cut out from the bottom of the joist
  B) No cuts can be made in solid wood floor joists for ducts
  C) Up to half the depth of the joist may be cut out from the top of the joist
  D) The joist can be completely severed so long as successive joists are not cut
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lizzynorrislizzynorris
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6 years ago
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roltschj Author
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#2
6 years ago
I wish all teachers could be as helpful as you instead of making us do things the complicated way...
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#3
6 years ago
It really depends on the course, never give up
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