bids are invited for oxygen manifold supply system 2x10 size , oxygen fully automatic changeover control panel of 1500lpm , emergency reserve oxygen manifold system 1x5 size , medical grade copper pipes size 12mm outer dia 1mm thick , medical grade copper pipes size 15mm outer dia 0.9mm thick , medical grade copper pipes size 22mm outer dia 0.9mm thick , medical grade copper pipes size 28mm outer dia 0.9mm thick , medical grade copper pipes size 42mm outer dia 1.2 mm thick , medical grade copper pipes size 54mm outer dia 1.2 mm thick , medical gas area line pressure alarm 2 gas , medical gas area line pressure alarm 3 gas , medical gas terminal units gas outlet points , metal body oxygen flow meter with humidifier bottle , medical gas hose , ball valve size 12mm , ball valve size15mm , ball valve size 22mm , ball valve size 28mm , ballvalve size 42mm , ball valve size 54mm , compressed airsystem , vacuum system , electrical control panel forcompressor and vacuum pumps , ward vacuum unit , conversion kit , outlet ring , sali ring spannar , adestablepatti pana , oxygen probe , regulator for control pannel , copper tail pipe , non returnable valve , filter for controlpanel , iox 14 regulator , nrv washer set , outlet washerset , flowmeter outer tube , flowmeter inner tube , flowmeter knob , iox 14 regulator diaphragm kit , solnidevalve , jenatict regulator , alaram switch , coil bolt coppertail pipes bolt total quantity : 44