Tender For supply of gss sheet metal ducting , double layer canvas connection , supply air grills with aluminium volume control damper , aluminum conductor armoured cable , copper conductor armoured cable , plumbing work for drainage requirement , powder coating m.s. cable trays , wall opening , dismantling and removing the existing laid old power or control cables , dismantling or removing the existing fitted old package a.c. units , recovering the existing laid refrigerant piping of old hot gas and cold gas , dismantling the existing fitted old ms racks , dismantling or removing the old condensate drain piping , dismantling the existing old ducts of package units , dismentalling of lt panel from ac plant room , transportation of the existing fitted old dissmantled package a.c. units , itc of 7tr hpac package , supplying and charging of the refrigerant gas , copper referigerant piping , laying of recovered copper referigerant piping , providing ms structure , itc of following old recovered items , providing and fixing 25 mm x 5 mm g.i. strip , 06 mm thick rubber matting , liquid line filter drier , installation testing commissioning of existing electrical lt panel , end termination with brass compression gland and aluminium lugs , aluminium conductor power cable of 1.1 kv grade