Fire alarm riser cables from EMACO are suitable to use in vertical-runs in signaling & fire alarm systems. It works at high-temperature levels. Our cable was constructed with FR-PVC insulation and outer jacket with aluminum and PE tape shielding meeting UL 1666 specifications. This cable complies with VW -1 Flame Test requirements in ANSI/UL 1581 and ANSI/UL 1666 for flame Propagation Height of Electrical and Optical – Fiber Cables Installed Vertically in Shafts.