MINISTRY OF DEFENCE

supply of custom bid for services - rectification of ac provision at invar.-rectification of ac provision at invar includes: a) rectification of ac duct at invar control unit section: inter connection of the ac duct with y-type link and extension of duct (approx 08mtrs) towards the extended control unit room with suitable 1) ducts fixing to roof mechanism. 2) fixing of diffusers (minimum 03 nos) for supply line. 3) fixing of grills (minimum 03 nos) for return line. 4) fixing of volume control damper mechanism for extension. 5) fixing of volume control damper mechanism for main line if required. b) rectification of ac duct at invar stores: 1) fixing of grills (minimum 05 nos) for return line. 2) relocation of the diffusers to match with false ceiling height and squares location and interconnection to the existing duct c) all the materials and services required to execute the repairs at a and b is in your scope. d)after completion of the rectification work invar cu room should be suitable for executing the assembly work and store should be suitable for storing the material.