Polytex Cables manufactures Fire Alarm System Cable. Polytex Cables is an ISO 9001: 2000 certified company offering a wide range of Screen Cables, Multi-core Cables, Instrumentation Cables, Signal Cables and PCM Pair Cables. The Fire Alarm System Cable is made from PVC compound and is available in sizes up to 28 mm. The Fire Alarm System Cable comes in various specifications and finds suitable application in Schools, Hospitals, Chemical Plants, Commercial Complexes, Malls, Theatres etc.