bids are invited for repair and servicing of fire extinguishers valve wheel type for 2kg co2 valve squeeze grip type for 2kg co2 bend pipe with brass nut for 2kg co2 hose ( 9 ltr afff ) hose ( 10 kg dcp ) discharge hose 2 kg dcp discharge hose for 4.5 / 6.5 kg co2 discharge hose for twin trolley co2 portable extinguisher discharge hose for 75 kg dcp horn for 2kg co2 horn for 4.5kg co2 horn for 6.5kg co2 horn for 75kg dcp discharge horn for 45 kg afff hand wheel aluminium for 2kg co2 handle holding for 2kg co2 wheel for 75 kg dcp extinguisher refilling co2 refilling foam compound ( 9 ltr kit ) refilling foam compound ( 45 ltr kit ) refilling of dry chemical powder ( dcp ) co2 cartridge 60 gms co2 cartridge 200 gms co2 cartridge 300 gms gauge for 75 kg dcp trolley type mandatory servicing per extinguisher hydro pressure testing of cylinder per extinguisher cutting charges for cylinders failing in hpt per extinguisher transportation & handling charges per extinguisher total quantity : 29