Supply of Desiccant molecular Sieve for Air Drying Unit, Model- MSD 1920 M, Make- Ultrafilter Type- 4 Angstrom, Form- Beads, Size- 2. 5- 5 mm Dia, Make- Zeochem, CECA, UOP., Supply of Ceramic Balls for Air Drying Unit, Model- MSD 1920 M, Make- Ultrafilter., Supply of Filters for Air Drying Unit, Model- MSD 1920 M, Make- Ultrafilter, Filter Media- Sintered Bronze, Rating- 10 Microns, Model- SB 20 by 30., Supply of Filters for Air Drying Unit, Model- MSD 1920 M, Make- Ultrafilter, Filter Media- Borosilicate Fibre Glass, Rating- 0. 1 Micron, Model- MF 20 by 30., Service Charges of servicing both Air Drying Unit including replacement of Dessicants, Ceramic Balls and Pre- Filters and After- Filters. Detailed Scope of work as per Annexure- A