bids are invited for refrigerernt gas for compressor r-22 , refrigerernt gas for compressor r-134a , refrigerernt gas for compressor r-407c , compressor oil n-68 , compressor oil rl-170 h , discleaning material for ahu coil cleaning scale 100 , discleaning material for condenser coil cleaning scale foe 100 , thermostatic expansion valve for 2x 25 tr ac plant capacity 11 tr , thermostatic expansion valve for 3x 30 tr ac plant capacity 30 tr , thermostatic expansion valve for 3 x 115 tr ac plant capacity 55 tr , rubber insulating mat of size 2 mtr x 1 mtr x 25 mm , pre filter 10 micron of size 600mm x 600 x 50mm made of out of gi wire mesh , pre filter 10 micron of size 600mm x 300 x50mm made of out of gi wire mesh , pre filter 10 micron of size 300mm x 300x 50mm made of out of gi wire mesh i , hvac diffuser without volume control aluminium body , hvac diffuser with volume control aluminium body , hvac variable frequency drive 15 kw - make danfoss , star delta starter 135 hp compressor for ac plant , port strainer suitable for 90 tr ac plant , butterfly valve 80 mm , dry powder wheeled fire extinguisher 50 kg co2 type , compressor rotary type suitable for 1.5 tr split or window ac , compressor rotary type suitable for 2 tr split or window ac , split ac indoor unit only of capacity 1.5 tr , split ac outdoor unit only of capacity 1.5 tr without compressor , moulded case circuit breakers (mccb) conforming to is/iec 60947 (part 2) , xlpe cable for working voltage up to and including 1.1 kv marked to is 7098 (part 1) total quantity : 1274