UL
UL 1666
Riser-rated cable (CMR / OFNR / FPLR)
- Publication
- UL 1666
- Edition
- 2022
What it requires
Defines the riser-rated jacket fire-propagation test for cables installed vertically between floors in non-plenum shafts.
UL
Riser-rated cable (CMR / OFNR / FPLR)
Defines the riser-rated jacket fire-propagation test for cables installed vertically between floors in non-plenum shafts.