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| # | Company | Amount | Rank | Status |
|---|---|---|---|---|
| 1 | L1₹54.2 LAccepted-AOC SHOP NO 10 BMC SHOPPING CENTRE MITHA NAGAR GOREGAON W MUMBAI 400 104 | MUMBAI SUBURBAN | MAHARASHTRA | 400104 | ₹54.2 L Quoted ₹54.9 L | L1 | Accepted-AOC L1 |
| 2 | L2₹55.1 LRejected-AOC DOOR NO 68 2963 E3 MANDAKKARA ROAD AYYAPPANKAVU ERNAKULAM KERALA 682 018 | ERNAKULAM | ERNAKULAM | KERALA | 682018 | ₹55.1 L | L2 | Rejected-AOC L2 |
| 3 | L3₹59.3 LRejected-AOC SWAGAT CO OP HSG SOCIETY LTD 22 303 CHATRAPATI SHIVAJI RAJE COMPLEX MHADA COMPLEX OPP EKTA NAGAR KANDIVALI W MUMBAI 400 067 | MUMBAI SUBURBAN | MAHARASHTRA | 400067 | ₹59.3 L | L3 | Rejected-AOC L3 |
| 4 | L4₹67.1 LRejected-AOC NO 9 1ST FLOOR C J N HERITAGE PWD MAIN ROAD AKASH NAGAR B NARAYANAPURA DOORAVANI NAGAR BANGALORE 560016 | BANGALORE | BENGALURU URBAN | KARNATAKA | 560016 | ₹67.1 L | L4 | Rejected-AOC L4 |
| Sl No | Description | Qty | Unit | Shree Ayyappa Engineering L1 | cooltech engineering services L3 | Glacier Cooling Solutions Private Limited L4 | ELAN ENGINEERS L2 |
|---|---|---|---|---|---|---|---|
| 1.00 | Material labour for checking of existing condition of air ducts making the arrangement of visualization and the process for disinfection for Indoor air quality of AC ducts including plenum box, supply air, return air ducts, difussers, grills with equipment for robotic cleaning using camera-equipped robotic system including video documentaiton, deberis collection & Heppa filtered vacumming, as per NADCA ACR 2021 standered complete including sanitization of ducts by using fogging machine, Bio-cides so as to avoid fungal/Bacterial formation inside the ducts of AHU units/AHU rooms by using with permissable chemicals with suitable equipments complete all as specified and as directed .
Note :- (i) The rate quoted deems to be inclusive of covering the entire space with cloths/plastic sheet to prevent the office working space from getting dust.
(ii) Housekeeping/Cleaning of room to make it dust free without any extra cost.
(iii) The contractor should submit visuals of the cleaning process in CD. | 14,900 | Sqm | 180 ₹26.8 L | 200 ₹29.8 L | 235 ₹35.0 L | 200 ₹29.8 L |
| 2.00 | Taking down any type of false ceiling for AC duct repair/replacement work carefully and refixing the same after completing the duct work including all required accessories and make it good complete all as specified and as directed.
Note :- (i) Any damages made to false ceiling during execution of the above, the same may be repaired/replaced by the contractor without any additional cost. (ii) Cost of additional materials required for making it good as per existing surface deemed to include in the quoted rate. | 1,200 | Sqm | 200 ₹2.4 L | 250 ₹3 L | 250 ₹3 L | 160 ₹1.9 L |
| 3.00 | Supply and fixing of replacement of thermal Insulation of exposed area of ducting class 'O' with glass cloth covering on outdoor ducts, exposed to sunlight using class O Nitrile rubber of 13 mm thickness outer side of existing ducts using manufacturer's recommended rubber based adhesive in a blend of solvents complete as per specifications all as specified and as directed | 700 | Sqm | 310 ₹2.2 L | 320 ₹2.2 L | 650 ₹4.5 L | 450 ₹3.1 L |
| 4.00 | Supply and fixing of replacement of thermal Insulation of exposed area of ducting calss 'O' with glass cloth covering on out door ducts ,exposed to sunlight using class O Nitrile rubber of 19 mm thickness outer sideof exisitng ducts using manufacturer's recommended rubber based adhesive in a blend of solvents complete all as specified and as directed | 610 | Sqm | 420 ₹2.6 L | 450 ₹2.7 L | 800 ₹4.9 L | 700 ₹4.3 L |
| 5.00 | Taking down old unserviceable canvas form AHUs duct to plenum/main supply air duct including dismantle of air dampers/fire dampers and supply and fix new premium quality leather type canvas locking rivets and sealing of silicon material of any size as per existing at site complete al as specified and as directed. | 15 | Each Job | 6,000 ₹90,000 | 5,000 ₹75,000 | 3,800 ₹57,000 | 3,000 ₹45,000 |
| 6.00 | Supply fabrication and erection in replacement of GI sheet with TDF flange rectangular/square duct of size 24 gauge made out of 'L' shaped hollow profile, duly factory boxed, incl all accessories such as Corner, Cleat, Carriage bolt,Gasket and appropriate sealant on longitudinal joints etc complete all as specified and as directed. | 485 | Sqm | 1,450 ₹7.0 L | 1,500 ₹7.3 L | 1,300 ₹6.3 L | 1,100 ₹5.3 L |
| 7.00 | All as per item No 06 here-in-before but duct size 22 gauge complete all as specified and as directed. | 80 | Sqm | 1,550 ₹1.2 L | 1,600 ₹1.3 L | 1,500 ₹1.2 L | 1,500 ₹1.2 L |
| 8.00 | All as per item No 06 here-in-before but duct size 20 gauge complete all as specified and as directed. | 45 | Sqm | 1,600 ₹72,000 | 1,200 ₹54,000 | 1,700 ₹76,500 | 1,900 ₹85,500 |
| 9.00 | Supply and fixing in replacement of fresh air inlet made-out of GI sheet 22 SWG duly fabricated with splitter damper arrangement and cowl and bird screen complete all as specified and as directed. | 10 | Sqm | 6,500 ₹65,000 | 6,000 ₹60,000 | 1,500 ₹15,000 | 1,700 ₹17,000 |
| 10.00 | Supply and fixing in replacement of supply/return air diffusers of machine fabricated made out of aluminium 18G sheet construction of various sizes duly powder coated of approved colour to suitable as existing duct projections/openings including GI collar VCD for supply air inlet complete all as specified and as directed. | 10 | Sqm | 7,000 ₹70,000 | 7,010 ₹70,100 | 8,500 ₹85,000 | 7,200 ₹72,000 |
Updated dates
Tender Value
Refer Docs
EMD Value
₹1.1 L
Closing Date
30 Oct 2025, 6:00 pmClosed
GE NS KOCHI
Military Engineer Services Garrison Engineer (Naval Services) Kataribagh, Naval Base Post Kochi 682004.
REPAIR/MAINT FOR CLEANING OF AIR CONDITIONING DUCT USING ROBOTIC MECHANISM AND CERTAIN REPAIR MISC WORKS AT NAVAL BASE KOCHI
2025_MES_733375_1
8572/E8
Open Tender
Electrical and Maintenance Works
180 days
KOCHI
Please refer Tender documents.
7 documents required · 7 mandatory
₹500
GE NS KOCHI
₹1.1 L
Yes
12 Feb 2026
30 Sept 2025
1 Nov 2025
30 Sept 2025
30 Oct 2025
15 Oct 2025
30 Sept 2025 - 1 Oct 2025
Amount
Material labour for checking of existing condition of air ducts making the arrangement of visualization and the process for disinfection for Indoor air quality of AC ducts including plenum box, supply air, return air ducts, difussers, grills with equipment for robotic cleaning using camera-equipped robotic system including video documentaiton, deberis collection & Heppa filtered vacumming, as per NADCA ACR 2021 standered complete including sanitization of ducts by using fogging machine, Bio-cides so as to avoid fungal/Bacterial formation inside the ducts of AHU units/AHU rooms by using with permissable chemicals with suitable equipments complete all as specified and as directed . Note :- (i) The rate quoted deems to be inclusive of covering the entire space with cloths/plastic sheet to prevent the office working space from getting dust. (ii) Housekeeping/Cleaning of room to make it dust free without any extra cost. (iii) The contractor should submit visuals of the cleaning process in CD.
Supply and fixing of replacement of thermal Insulation of exposed area of ducting class 'O' with glass cloth covering on outdoor ducts, exposed to sunlight using class O Nitrile rubber of 13 mm thickness outer side of existing ducts using manufacturer's recommended rubber based adhesive in a blend of solvents complete as per specifications all as specified and as directed
Supply and fixing of replacement of thermal Insulation of exposed area of ducting calss 'O' with glass cloth covering on out door ducts ,exposed to sunlight using class O Nitrile rubber of 19 mm thickness outer sideof exisitng ducts using manufacturer's recommended rubber based adhesive in a blend of solvents complete all as specified and as directed
Taking down old unserviceable canvas form AHUs duct to plenum/main supply air duct including dismantle of air dampers/fire dampers and supply and fix new premium quality leather type canvas locking rivets and sealing of silicon material of any size as per existing at site complete al as specified and as directed.
Supply fabrication and erection in replacement of GI sheet with TDF flange rectangular/square duct of size 24 gauge made out of 'L' shaped hollow profile, duly factory boxed, incl all accessories such as Corner, Cleat, Carriage bolt,Gasket and appropriate sealant on longitudinal joints etc complete all as specified and as directed.
All as per item No 06 here-in-before but duct size 22 gauge complete all as specified and as directed.
All as per item No 06 here-in-before but duct size 20 gauge complete all as specified and as directed.
Supply and fixing in replacement of fresh air inlet made-out of GI sheet 22 SWG duly fabricated with splitter damper arrangement and cowl and bird screen complete all as specified and as directed.
Supply and fixing in replacement of supply/return air diffusers of machine fabricated made out of aluminium 18G sheet construction of various sizes duly powder coated of approved colour to suitable as existing duct projections/openings including GI collar VCD for supply air inlet complete all as specified and as directed.
Material and labour for providing in replacement of eco-friendly vapour barrier for HVAC ducts by applying fevicol make non-flammable, low VOC, anti-fungal, water based lag coating on the duct surface uniformly by brush or spreader, wrap the duct with 7 mils thick canvas or glass fibre cloth tightly with overlapping for avoiding air gaps, allow to dry and apply an additional coating over the duct in similar method all as per standard as specified and as directed.
Supply and fixing in repair machine made fire damper along with fusible link min 14-gauge GI Sheet along with GI collar complete including taking down complete all as specified and as directed.
Supply and fixing in repair machine made non return damper (NRD) 14-gauge GI Sheet along with GI collar complete including taking down complete all as specified and as directed
Supply and installation in repair of acoustic insulation having 10mm thickness at inside the duct with engineered Nitrile rubber open cell foam with density 150 - 180 Kg/m3 using manufacturer's recommended rubber based adhesive in a blend of solvents complete all as per OEM recommendations all as specified and as directed.
Material labour for repair of steel structural fabrication works fabricated from structural steel sections including nuts,cable trays,clamps bolts,washers, welding ,bending cold or hot, drilling holes for bolts, in any shape or size as indicated or directed including dismantling of old steel structure complete all as specified and as directed.
Material labour for preparation of new steel surfaces and applying two coats of synthetic enamel paint over a coat of red oxide complete all as specified and as directed.
ELAN ENGINEERS (BID ID -3456877)
cooltech engineering services (BID ID -3463722)
Glacier Cooling Solutions Private Limited (BID ID -3463741)
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