Tender For corrigendum : tender for supply of h2s gas detection system 25vn1c906 - h2s sensor (with transmitter) , rk-220 point 4 channel , flasher hooter , led display unit at entrance of stp compt , type testing charges (if any)
Tender For supply of led based flasher light system to rdso specification no. elr/spec/lfl/0017[rev.1 sep-2004]firm should be clw approved source only.