bids are invited for chemical cleaning and pressure testing and fins cleaning chemical cleaning of ahus - chemical cleaning and pressure testing of cooling coil of atu no 1,2 and he a1 and a2. renew cooling coil if declared ber. qty-04. work involves removal of cooling coil, pressure testing and chemical cleaningand proving of the coil. , chemical cleaning of hes - chemical cleaning and pressure testing of cooling coil of atu no 3,4 and he a3 and a4. renew cooling coil if declared ber. qty-04, work involves removal of cooling coil, pressure testing and chemical cleaningand proving of the coil. , chemical cleaning of fins of ahus - chemical cleaning and pressure testing of cooling coil of atu no 5,6 and he a6, a7 and a8. renew cooling coil if declared ber. qty-05, work involves removal of cooling coil, pressure testing and chemical cleaningand proving of the coil. , chemical cleaning of fins of hes - chemical cleaning and pressure testing of cooling coil of atu no 7,8 and he b1,b2,b3,b4,b5. and b7.renew cooling coil if declared ber. qty-8. work involves removal of cooling coil, pressure testing andchemical cleaning and proving of the coil. , reparing of cooling coils of ahus - chemical cleaning and pressure testing of cooling coil of he b8, b9,b10, b11,b12, b13 b14. renewcooling coil if declared ber. qty-07, work involves removal of cooling coil, pressure testing and chemicalcleaning and proving. , reparing of cooling coils of hes - cleaning of fins of atus and hes. (qty-16) &hes(qty-40) total quantity : 84