- ASTM bare copper
- Polymer alloy insulation
- Polyester binders as required
- Twisted pair or cabled construction
- Flexible plenum jacket
- Overall shield 100% coverage of aluminum polyester foil with TC drain wire
- (UL) or (ETL)us Listed
- NEC Type FPLR
- Meets 300 volt requirement as specified in Article 760 of the NEC
- Within ducts, plenums, and other spaces used for environmental air for:
- Audio circuits
- Control circuits
- Initiating circuits
- Notification circuits