NEC cabling installation requirements are straightforward, but markings and new offerings may create confusion. You're not alone if markings and listings are making your plenum cabling selection a ...

There are many fire ratings for cables; the top grade is plenum. These cables are subjected to a special process called the Steiner Tunnel Test. This tests the cable for flame spread and smoke ...

And communications cabling, which carries important data packets to and from computer rooms, is now as common in building plenum spaces as ductwork. While most cable selections are based on electrical ...

Cabling is cabling, right? Wrong. Cables may have solid core or stranded core conductors, may or may not have shielding, and may or may not be rated for use in a plenum.

Plenum is for when you're doing a bundle of cables in an air space like ceiling return or something so you don't get sued for killing 40 people on the next floor up from you when you have an ...

The FEP (Fluroinated Ethylene Propylene) material that plenum-rated cable is often coated with has a very high operating temperature limit of 204 degrees Celsius and melting point of 260 degrees ...

Cabling is cabling, right? Wrong. Cables may have solid core or stranded core conductors, may or may not have shielding, and may or may not be rated for use in a plenum. You need to select the ...