Which of the following cable ratings should be used in air handling spaces?
A.
Shielded
B.
PVC coated
C.
Plenum
D.
Unshielded
Which of the following cable ratings should be used in air handling spaces?
Which of the following cable ratings should be used in air handling spaces?
A.
Shielded
B.
PVC coated
C.
Plenum
D.
Unshielded
A plenum space is a part of a building that can facilitate air circulation for heating and air conditioning systems, by providing pathways for either heated/conditioned or return airflows, usually at greater than atmospheric pressure.