General Wire Info
- Material of the outer coating of the cable is what changes in plenum vs non-plenum cable
- PLENUM-Rated cable will not give off toxic fumes in a fire. Non-plenum will.
- Plenum-rated cable will generally cost about 30% more than Non-plenum rated cable.
- Building engineers can indentify air plenum spaces
The Network Wiring Virtual Lecture by L. Scott Freudenthal