bids are invited for custom bid for services - degreasing of kitchen chimney---de-greasing, servicing, providing and rendering paint to centrifugal blower and balancing of impeller including scaffolding, etc., complete. , dismantling, de-greasing, servicing and re-fixing of gi filters , supply & installation of new g.i grease filters made out of gi sheet 20swg, dismantling, de-greasing, servicing and re-fixing of exhaust hoods ( approx size 5’ x 2’.5” containing 03 segments ) including cleaning materials. , dismantling, de-greasing and servicing of g.i ducts of approx size 2’ dia with new fastners & gaskets, providing & rendering of silver paint for the ducts ( approx size 2’dia x 210 rft ) and 03 hoods over a coat of steel primer after surface preparation ( wherever required ) including labour charges and scaffolding etc complete. total quantity :