Supply and Fixing of Nitrile Rubber insulation on existing Duct and drain pipes at various locations of NIPTB T 2 at NSCBI Airport Kolkata.

Amount

Dismantling of worn-out glass wool insulation from existing GI duct installed at various locations of NIPTB (T-2) and transporting & disposing the same as per local laws & bylaws/ pollution control norms and as advised by the Engineer-in-charge.

Supplying and fixing of following thickness closed cell Nitrile rubber (Class “O”) insulation on existing duct/Drain Pipe after applying suitable adhesive for Nitrile rubber. The joints shall be sealed with 50 mm wide and 3 mm thick self adhesive nitrile rubber tape insulation complete as per specifications and as required

25 mm thickness (For SA/RA Duct in AC area)

32 mm thickness (For SA/RA Duct in non-AC area)

Supplying and fixing of following thickness closed cell Nitrile rubber (Class “O”) insulation on following size Drain Pipe after applying suitable adhesive for Nitrile rubber. The joints shall be sealed with 50 mm wide and 3 mm thick self adhesive nitrile rubber tape insulation complete as per specifications and as required. 19 mm thickness Nitrile Rubber Insulation

100 mm dia Drain Pipe

200 mm dia Drain Pipe

SD INTERNATIONAL