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

A) The roof curb must be installed diagonal to the roof joists or rafters
B) The roof curb must be square with the roof joists or rafters
C) The roof joists or rafters are cut out where the curb is installed
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...

____________________ trainers are one of the most common types of animal trainer, and there are many disciplines within this area

Fill in the blank(s) with correct word

Trades & Technology

A(n) ____________________ is the body’s reaction to an electric current

Fill in the blank(s) with the appropriate word(s).

Trades & Technology

A variable RL of 10 k? is placed across a current source of 10 mA. The change in VL that occurs if RL is adjusted from 1 k? to 6 k? is

A) 10 V to 60 V B) 20 V to 120 V C) 1 V to 6 V D) 2 V to 6 V

Trades & Technology

Describe how the synchronous counter operates.

What will be an ideal response?

Trades & Technology