tender for phase-i-replacement of existing gt air intake filters by new filters.; 1 description of work 2 dismantling of old filters and transporting them to stores for devolution.charges for the removal of 512 nos of old chocked air filter elements from gt inlet air filter house and transporting them to central stores vgtps for devolution as per the direction of engineer in- charge 3 inspection, cleaning and transporting new filters from stores to gas turbine area and lifting to filter house.charges for inspecting gt air filter house, complete cleaning, transporting all the new 512 nos new air filters from vgtps stores to gas turbine area and lifting them carefully without any damage to filter house situated at approximately 25 metre height and inspection as per the direction of engineer in-charge 4 installation of new filters at the filter house and commissioning.charges for fitting of 512 nos of filters in the filter holding frames and fastening them properly and commissioning as per the direction of engineer in-charge.