refilling, providing, testing, commissioning and replacement of damaged accessories of various types of portable fire extinguishers for 2x2.25 mw bap kafnu power house.-2 refilling of 6.5 kg co2 type fire extinguishers. 3 refilling of 9 kg dry chemical powder ( dcp ) type fire extinguishers. 4 refilling of 10 kg dry chemical powder ( dcp ) type fire extinguishers. 5 refilling of 25 kg dry chemical powder ( dcp ) type fire extinguishers. 6 refilling of 50 ltrs. mechanical foam ( afff ) trolley mounted type fire extinguishers. 7 providing and fixing of exo-frienddly bio dagradble fire extinguishers ball along with the stands / wall mount bracket suitable for extinguishinh solid, liquid and ellectrical classess of fire manually & automatically withcoverage area of 50-80 sq. 8 proving & replacement of damaged co2 trolley wheels and associated accessories complete in all respect. 9 providing & replacement of complete delivery hose horn of co2 fire extinguisher. 10 providing & replacement of damaged hose pipes for 50 litter protable foam type fire extinguisher. 11 providing and fixing of 4 kg co2 fire type fire extinguisher 12 providing and fixing of 22.5 kg co2 fire type fire extinguisher