bids are invited for chandigarh airport round the clock operation of the fire fighting system and fire detection and alarm system , aicmc of fire fighting system and fire detection and alarm system during 1st year , aicmc of fire fighting system and fire detection and alarm system during 2nd year , refilling of direct high pressure co2 gas suppression cylinder , supply and fixing of indirect high pressure valves for 45 kg co2 type gas suppression system , supply and fixing of indirect high pressure valves for 22 kg co2 type gas suppression system , supply and fixing of indirect high pressure valves for 6 to 7 kg co2 type gas suppression system , supply and fixing of indirect high pressure valves for 3 kg co2 type gas suppression system , supply and fixing of heat sensing tube for fire suppression system in electrical panels , removing and reinstallation, testing of direct high pressure co2 gas suppression cylinders , repairing of automatic sliding doors , repairing of hand driers operation and aicmc for 2 years of ffs and fas at total quantity : 493