IIML-NC/ESTATE/KITCHEN VENTILATION/2025/A/02 Dated-06-01-2026

Cat (A) -Sub Head - 1 (SITC of Kitchen Ventilation System)

Supply and Installation of Dx Type ODU Unit with leakage protection coating as required and directed by Engineer-incharge. Supply and Installation ODU unit with gas 8.5 TR

AHU kit as required and directed by Engineer-incharge.

Supply Installation testing and commissioning of SS Hoods. External and internal parts to be manufactured in SS304 .18 Gauge Welded body construction. Removable 18GA SS V Section measuring in full length w/bottom of filters set in continuous channel. Grease Gutter on rear and side in each piece to be suspended on ceiling with hanger rods with MS chain, clamp, dash fastner, gaskit, water proof canvas with GI Frame, ant vibrating mounting, cutting, MS jali, welding etc. complete in all respect. Height /Exhaust/Fresh air duct collar size shape and qty to be verified by site visit and scheme to be approved by concerned authorities.

AIR DISTRIBUTION:- Supply, installation, balancing and commissioning of fabricated at site GSS sheet metal rectangular/round ducting complete with neoprene rubber gaskets, elbows, splitter dampers, vaney, hangers, supports etc. as per approved drawings and specifications of following sheet thickness complete as required. (Ducting layout drawing and its design to be got approved by E-in-C before fabrication and erection) 20 G - GSS(1.0MM)

AIR DISTRIBUTION:- Supply, installation, balancing and commissioning of fabricated at site GSS sheet metal rectangular/round ducting complete with neoprene rubber gaskets, elbows, splitter dampers, vaney, hangers, supports etc. as per approved drawings and specifications of following sheet thickness complete as required. (Ducting layout drawing and its design to be got approved by E-in-C before fabrication and erection) 22 G - GSS(0.80MM)

AIR DISTRIBUTION:- Supply, installation, balancing and commissioning of fabricated at site GSS sheet metal rectangular/round ducting complete with neoprene rubber gaskets, elbows, splitter dampers, vaney, hangers, supports etc. as per approved drawings and specifications of following sheet thickness complete as required. (Ducting layout drawing and its design to be got approved by E-in-C before fabrication and erection) 24 G - GSS(0.63MM)

Supplying and fixing of 19mm thickness duly laminated aluminium foil of mat finish closed cell nitrile rubber (Class "O") insulation on existing duct 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 and directed by Engineer-incharge.

Supply an installation of Aluminium Cladding for Outside duct as required and directed by Engineer-incharge.

Supply and Installation of Copper piping for Dx type Air washer unit as required and directed by Engineer-incharge. 1/2" & 7/8"

Supply, fabrication, installation and testing the flexible connections constructed of fire resistance flexible double canvas sleeve as per the approved shop drawings.

Supply, installation, testing and balancing of powder coated aluminium grille with collar damper as per approved shop drawings and specifications as required and directed by Engineer-incharge.

Supply, installation, testing and balancing of collar damper as per approved shop drawings and specifications as required and directed by Engineer-incharge.

Supply, installation, testing and balancing of GI Volume Control damper as per approved shop drawings and specifications as required and directed by Engineer-incharge.

Supplying & fixing/laying of required sizes of 1.1 KV grid multicore copper/ Aluminium conductor XLPE insulated and fire-retardant PVC sheathed armoured cable as per IS 7098 (part-1)1988 on surface of wall/ceiling/on existing cable tray complete as required and directed by Engineer-incharge.

Structure for Air Washer and Scrubber Unit & ODU Unit as required and directed by Engineer-incharge.

Minor Civil Work: Making Wall Punching, Foundation for required equipment, fixing and water proofing for duct entrance and mending good the damages during erection work etc. complete in all respect as required and directed by Engineer-incharge.

Supplying and installing required size of perforated Hot Dipped Galvanised Iron cable tray (Galvanisation thickness not less than 50 microns) with perforation not more than 17.5%, in convenient sections, joined with connectors, suspended from the ceiling with G.I. suspenders including G.I. bolts & nuts, etc. as required and directed by Engineer-incharge.

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) SDR-11 (class-1) pipes, having thermal stability for hot & cold-water supply including all CPVC plain & brass threaded fittings This includes jointing of pipes & fittings with one step CPVC solvent cement, trenching, refilling & testing of joints complete as per direction of Engineer in Charge. (25 mm nominal outer dia Pipes)

Cat (B) -Sub Head -2 (Electrical Work)

Rewiring for light point/ fan point/ exhaust fan point/ call bell point with 1.5 sq.mm FRLS PVC insulated copper conductor single core cable and 1.5 sq.mm FRLS PVC insulated copper conductor single core cable as earth wire in existing surface/ recessed steel/ PVC conduit including dismantling as required and directed by Engineer-incharge. Group C

Wiring for light point/ fan point/ exhaust fan point/ call bell point with 1.5 sq.mm FRLS PVC insulated copper conductor single core cable in surface / recessed steel conduit, with modular switch, modular plate, suitable GI box and earthing the point with 1.5 sq.mm. FRLS PVC insulated copper conductor single core cable etc as required and directed by Engineer-incharge. Group C

Supplying and drawing following sizes of FR/FRLS PVC insulated copper conductor, single core cable in the existing surface / recessed steel / PVC conduit as required and directed by Engineer-incharge. 3 x 1.5 sq. mm (FRLS)

Supplying and drawing following sizes of FR/FRLS PVC insulated copper conductor, single core cable in the existing surface / recessed steel / PVC conduit as required and directed by Engineer-incharge. 3 x 2.5 sq. mm (FRLS)

Supplying and fixing of following sizes of steel conduit along with accessories in surface/recess including painting in case of surface conduit including clamping, or cutting the wall and making good the same in case of recessed conduit as required and directed by Engineer-incharge. 25 mm

Supplying and fixing of following sizes of medium class PVC conduit along with accessories in surface/recess including cutting the wall and making good the same in case of recessed conduit as required and directed by Engineer-incharge. 25 mm

Supplying and fixing following size/ modules, GI/PVC box along with modular base & cover plate for modular switches in recess etc as required and directed by Engineer-incharge. 3 Module

Supplying and fixing following size/ modules, GI/PVC box along with modular base & cover plate for modular switches in recess etc as required and directed by Engineer-incharge. 6 Module

Supplying and fixing following size/ modules, GI/PVC box along with modular base & cover plate for modular switches in recess etc as required and directed by Engineer-incharge. 8 Module

Supplying and fixing following size/ modules, GI/PVC box along with modular base & cover plate for modular switches in recess etc as required and directed by Engineer-incharge. 12 Module

Supplying and fixing following modular switch/ socket on the existing modular plate & switch box including connections but excluding modular plate etc. as required and directed by Engineer-incharge. 5/6 Amps. Switch

Supplying and fixing following modular switch/ socket on the existing modular plate & switch box including connections but excluding modular plate etc. as required and directed by Engineer-incharge. 15/16 Amps. Switch

Supplying and fixing following modular switch/ socket on the existing modular plate & switch box including connections but excluding modular plate etc. as required and directed by Engineer-incharge. 3 pin 5/6 Amps. Socket outlet

Supplying and fixing following modular switch/ socket on the existing modular plate & switch box including connections but excluding modular plate etc. as required and directed by Engineer-incharge. 6 pin 15/16 Amps. Socket outlet

S/I/T/C of below mentioned specification LED luminaire & fixing of the same on the ceiling by providing the required down road/chain, clamp/screw/anchor bolt-nuts, washer, etc., making electrical connection, earthing etc. as required/directed by engineer-in-charge. 36 Watt 4Ft LED hanging Tube Light

Cat (C) -Sub Head - 3 (Comprehensive Maintenance)

Comprehensive maintenance including routine, preventive and breakdown maintenance of the entire ventilation system including routinely cleaning of filters, checking and maintenance of other accessories for smooth running during the defect liability period of 12 months from the date of commissioning of the system. No payment shall be done during DLP. Comprehensive maintenance including routine, preventive and breakdown maintenance of the entire ventilation system including routinely cleaning of filters, checking and maintenance of other accessories for smooth running during the defect liability period of 12 months from the date of commissioning of the system. Materials / spares required to be replaced or repaired shall be got done by the contractor. No payment shall be done by the Institute. Maintenance to be done as per maintenance schedule. Note: - Replacement of filters are within the scope of IIM-NC

2nd year (1 Job means for a period of 12 months)

3rd year (1 Job means for a period of 12 months)

4th year (1 Job means for a period of 12 months)

5th year (1 Job means for a period of 12 months)

6th year (1 Job means for a period of 12 months)

Cat (D) -Sub Head - 4 (Dismantling of existing Old Items)

Dismantling of existing Old Air Washer, GI Duct, Air Scrubber, Electrical Wires, Switch Board, Lights etc. Completely in all respect as required and directed by Engineer-incharge.

Cat (B) - Buy Back Items

Buy-Back (ie minus)(-) Less Credit for dismantled/buyback materials complete as directed by engineer-in-charge. (Like: - G.I. duct, Old scrapped Cu. conductor, Air washer cabinet, Air Scrubber, SS Hood)Reserve price is Rs.50,000.00 (Fifty Thousand Rupees Only). Bidder cannot quote below this amount.