Tender For supply of refilling of hfc 227ea gas 1,1,1,2,3,3,3 hepta fluro propane, zero odp, stored pressure, gas , conventional gas release panel with battery backup and cross zoning facility 2-zone with fire ext automatic mini intuitive fk-5-1-2 300gm ss sp red 79 c with nrv , ms container strap for mounting and fixing the agent containers to the wall , ul container strap for mounting and fixing the agent container to the wall , valve assembly and arrangement for supervisory switch connection for monitoring cylinder pressure, a pressure gauge with a safety burst disc and a safety cap 25 bar , pressure gauge cum switch for monitoring the cylinder pressure 0-60 bar, 22. 50 bar switch point pressure switch wasco switch point 5bar 72. 5 psig imp with fire ext automatic wm fk 5-1-12 4kg , hydro static pressure test 50 bar, inverted baker test, helium leak detection test, epoxy powder painting, dismantling, commissioning charges , conventional optical smoke detector with double dust trap chamber design, optimized performance using internal algorithm, central led for 360 status visibility, compiles to en 54-7 standard , conventional rate of rise heat detector, heat alarm threshold temperature 58 c central led for 360 status visibility, complies to en 54-7 standard and approved by lpcb, vds , installation and delivery charges