Tender For supply, fitment and successful proving of working of explosive gasdetection and alarm system. one set of gasdetection system, which consists of lel gas sensors (for explosive gases such as lpg/acetylene), smps, combined hoor and flasher, 3 core x 1.5 sq. mm armoured cable etc. and other materials required for successful detection of explosive gases and one portable diffusion type multi-gas detector to detect explosive gases and oxygen level concentration and other toxic gases. specification as per annexure-i. [ warranty period: 30 months after the date of delivery ] ]