CL2X, CL3X
The lowest fire-rated cables and must comply with UL VW-1 [...]
CM
Communications use: communications network and telecommunications cabling.
CMH, FT1
CSA Flame Test FT-1coax
CMH, FT4
CSA Flame Test FT-4
E
Polyethylene jacket
F, APD
Flooded underground cables, Amorphous polypropylene drop.
FPL
Power-limited fire protective signaling cables
M, S
Messengered/serial/overhead cables used to hang drop from the house to [...]
MP
Multipurpose cable
P
Plenum cables
