To ensure that the rafters or joists do not interfere with installation of the plenums on a curb-mounted rooftop unit:

A) The roof joists or rafters are cut out where the curb is installed.
B) The roof curb must be square with the roof joists or rafters.
C) The roof curb must be installed diagonal to the roof joists or rafters.
D) The plenums are fabricated in place with the roof joists or rafters passing through them.


B

Trades & Technology

You might also like to view...

? Identify and state the historical significance of the New England Confederation.

What will be an ideal response?

Trades & Technology

The ASME code for slurry transportation is _____.

a. B31.1 b. Class 1 c. B31.11 d. B31G

Trades & Technology

When selecting jobs to be analyzed, you should be guided by the following factors including ______.

a. project schedule b. subcontractor experience c. multiple employee exposure d. indirect medical costs

Trades & Technology

When grafting, what is the name of the newly installed shoot or top of the plant?

A) Tissue B) Rootstock C) Corm D) Scion

Trades & Technology