Duct Tenders

Central Government/Public Sector

CTN :43850130

26 Feb, 2026 NA

Bangalore - Karnataka

Tender For supply of supply and installation acoustic doors and windows to 06m wind tunnel.

Central Government/Public Sector

CTN :41587302

26 Feb, 2026 6.64 Crore

Raigad - Maharashtra

Tender For corrigendum : supply of sitc of 24 core single mode armoured optical fiber cable , sitc of 12 core single mode armoured optical fiber cable , sitcof 50 pair jelly filled outdoor telephone cable , sitc of 20 pair jelly filled outdoor telephone cable , sitc of 15u wall mount networking rack with all accessories , sitc of 24 port rack mount liu fully loaded with sc to sc couplers , sitc of 12 port rack mount liu fully loaded with sc to sc couplers , sitc of 100 pair plus 100 pair main distribution box , sitc of 50 pair plus 50 pair main distribution box , sitc of hdpe pipe size 40mm , sitc of gi pipe size 65mm , sitc of sc to lc single mode 3mtr fiber patch cord , sitc of sc to lc single mode 1mtr fiber patch cord , sitc of cat6 utp cable 305mtr roll , sitc of cat6 patch cord 3mtr , sitc of cat6 patch cord 1mtr , sitc of mdf with internal pipe for entry of cables cable glands , sitc rcc chambers with precast rcc cover with lifting hooks , sitc of joint enclosure for 24 core ofc jointing work , sitc of joint enclosure for 12 core ofc jointing work , laying clamping of 24 core and 12 core ofc in duct , laying clamping of 50 pair and 20 pair telephone cable , sitc of cable route markers as per specifications , digging of soft soil and backfilling as per original site condition , digging of hard concrete surface road crossing and refilling , machine horizontal directional drilling hdd for crossing hard surface , otdr report and power meter testing , supply design and provide auto cad as built drawing

Central Government/Public Sector

CTN :43503259

06 Feb, 2026 NA

Ghaziabad - Uttar Pradesh

Tender For bid to ras supply of c73340100470 supply of cassette ac four way of 2tr capacity, minimum 5 star rating inverter type refer annexure iii , c73340000754 supply of split ac of 2tr capacity, minimum 5 star rating inverter type rotary or scroll compressor refer annexure iii , c73340001239 supply of window ac of 1.5tr capacity, minimum 5 star rating inverter type rotary or scroll compressor refer annexure iii , 100000000000 supply of refrigerant grade copper piping between indoor and outdoor units of suitable size refer annexure iii , 100000000001 supply of 4 core 2point5 sqmm flexible copper power cable with all fittings refer annexure iii , 100000000002 supply of cpvc sdr11 pipes of 25 mm dia with 9mm nitrial insulation refer annexure iii , 100000000003 supply of cpvc sdr11 pipes of 32 mm dia with 9mm nitrial insulation refer annexure iii , 100000000004 supply of flexible pvc duct hose covering pipe gray colour of size 60 mm suitable for exposed refrigerant pipes refer annexure iii , 100000000005 supply of perforated hot dipped galvanised iron cable tray of size150 mm width x 50 mm depth x 1point6 mm thickness refer annexure iii , 100000000006 installation,testing and commissioning of cassette ac four way of 2tr capacity, minimum 5 star refer annexure iv , 100000000007 installation,testing and commissioning of split ac of 2tr capacity, minimum 5 star rating inverter type rotary refer annexure iv , 100000000008 installation,testing and commissioning of window ac of 1point5tr refer annexure iv , 100000000009 erection, testing and commissioning of refrigerant grade copper piping between indoor and outdoor units of suitable size refer annexure iv , 100000000010 laying of 4 core 2point5 sqmm flexible copper power cable with all fittings refer annexure iv , 100000000011 laying of cpvc sdr11 pipes of 25 mm dia with 9mm nitrial insulation refer annexure iv , 100000000012 laying of cpvc sdr11 pipes of 32 mm dia with 9mm nitrial insulation, for condensate water drain refer annexure iv , 100000000013 laying of flexible pvc duct hose covering pipe gray colour of size 60 mm refer annexure iv , 100000000014 installing of perforated hot dipped galvanised iron cable tray of size150 mm width x 50 mm depth x 1oint6 mm thickness refer annexure iv , 100000000015 dismantling and shifting of existing split,cassette and window ac total 21nos refer annexure iv

Central Government/Public Sector

CTN :43830952

13 Feb, 2026 NA

Ghaziabad - Uttar Pradesh

Tender For supply of ac system of display hall c c -air diffusersorgrill with powder coated aluminium refer annexure iii , 100000000013 supply of return air diffusersorgrill with powder coated aluminium single piece refer annexure iii , 100000000014 supply of 27 kw finned type electric strip air heaters for winter heating in three banks 9 kw in each bank refer annexure iii , 100000000015 supply of fire dampers in supply air duct of required size controlwiring,the damper shall be motorised and spring return refer annexure iii , 100000000016 supply of control instruments and sensors required for combined fire and smoke damper including actuators refer annexure iii , 100000000017 supply of freshor exhaust air louvers made of extruded aluminium with birdor insect screen including volume control damper made of aluminium refer annexure iii , 100000000018 supply of floor mounted cubicle non drawout electrical control panel for operating 3 nos ductable unit and 1 no heater bank total 4 nos outgoing feeder refer annexure iii , 100000000019 supply of following size lt power cable with copper conductor xlpeorpvc insulation pvc inner sheathed armoured extruded pvc outer sheathed refer annexure iii , 100000000020 supply of xlpe insulated pvc sheathed armoured copper conductor 2xfy, 1. 1 kv grade lt cable of size 4. 0 core - 2. 5 sqmm refer annexure iii , 100000000021 supply of perforated hot dipped galvanised iron cable tray of size150 mm width x 50 mm depth x 1. 6 mm thickness refer annexure iii , 100000000022 installation testing and commissioning of high static pressure ductable ac unit capacity not less than 16. 5 tr having one indoor and refer annexure iv , 100000000023 erection testing and commissioning of high wall mount type hot and cold split ac units of cooling capacity not less than 2. 0 tr minimum 3 star rating inverter refer annexure iv , 100000000024 erection testing and commissioning of suitable size refrigerant grade copper piping between indoor and outdoor units of ductable split ac refer annexure iv , 100000000025 erection, testing and commissioning of suitable size refrigerant grade copper piping between indoor and outdoor units of split ac refer annexure iv , 100000000026 laying of flexible pvc duct hose covering pipe gray colour of size 60 mm suitable for exposed refrigerant pipes and cabling refer annexure iv , 100000000027 laying of cpvc sdr11 pipe of 25 mm dia with 9 mm thick tube type nitrile rubber insulation for condensate refer annexure iv , 100000000028 laying of cpvc sdr11 pipe of 32 mm dia with 9 mm thick tube type nitrile rubber insulation for condensate refer annexure iv , 100000000029 fabrication installation testing and commissioning of site fabricated gi sheet metal ducts of 24 guage birmingham gauge refer annexure iv , 100000000030 fabrication, installation, testing and commissioning of site fabricated gi sheet metal ducts of 22 guage birmingham gauge refer annexure iv , 100000000031 fixing of thermal insulation for supply air ducts with 19 mm thick self-adhesive closed cell elastomeric nitrile rubber class o refer annexure iv , 100000000032 fixing of acoustic insulation for ducting with open cell nitrile rubber insulation or open cell physically crosslinked polyolefin foam insulation refer annexure iv , 100000000033 erection testing and commissioning of volume control dampers for ducts made of gi sheet of thickness not less than 18 g including fittings refer annexure iv , 100000000034 fixing, testing and commissioning of supply air diffusersorgrill with powder coated aluminium single piece moulded frame refer //bid details2 / 31annexure iv , 100000000035 fxing, testing and commissioning of return air diffusersorgrill with powder coated aluminium single piece moulded frame refer annexure iv , 100000000036 erection testing and commissioning of 27 kw finned type electric strip air heaters for winter heating in three banks 9 kw in each bank refer annexure iv , 100000000037 fxing testing and commissioning of fire damp

corporations/Associations/Others

CTN :43750598

12 Feb, 2026 NA

Tuticorin - Tamil Nadu

Tender For ttps es circle em i charges for scraping cleaning and painting of two coats enamel paint in the unit auxiliary transformer 1a 1b ust 1 sst 1 and bus duct support columns of bus duct las and support insulators at 4 5mtr floor and at transformer yard

corporations/Associations/Others

CTN :43738427

12 Feb, 2026 NA

Tuticorin - Tamil Nadu

Tender For ttps es circle em i capital maintenance of transformers generator bus duct h2 gas purging and filling works in unit i during the capital overhauling for the year 2025 2026

corporations/Associations/Others

CTN :43774369

12 Feb, 2026 2.32 Lacs

Kanyakumari - Tamil Nadu

Tender For kkedc civil work improving the existing damaged cable duct cover slabs with new pre cast slabs in 11kv yard and other amenities at 110kv cheramangalam ss premises

corporations/Associations/Others

CTN :43719914

11 Feb, 2026 NA

Atthipattu Puthunagar - Tamil Nadu

Tender For sp.73 nctps ii es circle em i div unit i ii running maintenance contract estimate for switchgear bus ducts gcb dry type transformers and oca panel for 360 days for the period up to 31st march 2027 from the date of commencement of work

Central Government/Public Sector

CTN :43858561

12 Feb, 2026 NA

Multi City - Tamil Nadu

Tender For auction sale of depot ferrous scrap - cond. & u/s ferrous scrap in corroded nature such as head stock, foot steps, berth frame, roller shutters, corroded/ dinged/ damaged wagon door, zinc coated fs sheets, base plates,ms/gi sheets in full/cut/damaged/rusted/corroded/crushed condition, wagon floor sheet, coach door ,sliding door of various sorts & sizes, battery boxes, battery box door, collapsible gate, punches plate/ sheet/ screen, corroded shear cutups, galvanised sheets rusted condition, roof light/tube light fitting with/without ballast, fl housing, tl patti, crushed drums, cfl frame, regulator box, ms gutter, corroded fabrication scrap, carriage fan body cover/end shield/ guard/ blade, pedestal fan guard, air brake pipes, corr. barrels/paint drums, silent block, anchor block, wires, chains, boxes, hoop iron, lamps, wall protector, trough sheets, air filter, clips, panels, corroded gi pipes with/without valves, gi duct, ci covers, corroded/ damaged/ dinged condition coach/wagon cutup parts, sheets, equalizing stay, brake anchor, pre cooling outer enclose, corroded round/square pipes, pipe wrench in corroded condition, commode chutes, pins, rivets, bolts, nuts, small iron pieces, wire rope/safety rope with/without aluminium sling, box type fitting, antenna mounting pipes, shell of window ac of various sorts, dust bin, hood, grs box, m.s pipes of various sizes, card rack, bond, hs lamp, battery charger core with iron stand or frame, iron core, fl patti & fitting of all types and sorts and sizes, fire extinguisher without cap, fan down rod, ferrous ac template, train information display system, packing strips, battery tray, trough floor sheets, radiator bracket, empty charger without nfs attachments (ferrous) and any other ferrous items of highly corroded nature released from carriage/wagon/loco rolling stocks, galvanized sheets of sorts & sizes, sand pipe, fl fitting, rolling shutter and all the above items are of various sorts and sizes in full/cut/broken/damaged and with/without wooden/glass/ rubber/ fs end fittings with /without minor non ferrous attachments if any in as is where is condition. pl.no. 98090800. custodian: cdms-rsf-gsd-per. location: arumugam yard bin a. note: 1) loading by crane/jcb is also permitted. 2) if any non-ferrous materials found should be handed over to custodian.

Central Government/Public Sector

CTN :43858562

12 Feb, 2026 NA

Multi City - Tamil Nadu

Tender For auction sale of depot ferrous scrap - cond. and u/s ferrous fabricated materials of ms/ci scrap in nature such as weld mesh, ms duct, anti slip arrangement, earthen bond, galvanized (gi) sheet, ms sheet of various sorts and sizes, blower rotary forging, liner, guide fixtures, side frame fixtures, trolley of various sorts and sizes, trolley wheel & frame, battery fixing iron tray, ms pipe, coach/wagon stand, conveyor belt, ferrous body of auto change over panel, wire mesh, emu coach cut parts, ferrous portion of cab window assembly, sign on iron stand, salary bin, cupboard, structural items, different type of packing channels, ms benches, hydralic rail bender,ferrous portion of window ac plant & water coolers, hand trolley, centrifuge for car body,car body filter, undersling water tank, sand box, flat, trough sheet, coach cut up parts, ms tank, grill gate, rolling shutter, bench test, wheel with plate, bins, roller of shutter, regulator empty box, sliding doors, dolley,platform shelter, engine base rail of demu, collapsible gate, fob fencing, corrugated sheets, rectangular square tube &galvanised sheets, bogie mounted brake beam with composite brake blocks, gi sheets, pipe 8"(ductile)inside thin layer of concrete in full pipe&negligible quantity of rubber beeding, square &rectangular tubes & galvanised sheets, ms grill gate,grill window &stair case handle,ferrous body of various types of motor, angle and channel fabricated with nut, bolt,ladder,plate,grill, barricade, bolts, nuts, tray under frame, trailer frame, frame, empty bin, pipe bending machine, hydraulic extractor, ci pipes, hume pipe, doors, side walls, platform pedestal, light post, boxes, front load buckets, cut rod, rails of various sorts and sizes with/without concrete/brick/mud adhering, enclosures, tank in full/cut pieces, battery tray, ladder, all types of trolley wheels with minor nfs attachments, screens, channel post, sheets, stand, track machine cut up parts, ms pipes covered with or without rope &with or without parts of rubber, dome, vrla rack, vcb in dismantled condition, vrla battery box & clamp, stand, dtmf way station equipment box, led line display board, hydraulic lifting table with available fittings, vrla battery empty container, bed/base plate, fabricated cut rods,gi pipes, angle, plate, platform bench, spring plank, clamps, cabinet, ms grill, sheets, ladder, steel gate, trolley,ms water tank, fire tender tank,roof truss supporting columns,purlins, sand box, fencing, tl rod, vcb panel, train display board, battery stand, boards, tools box, empty regulator &empty battery container, cut rod, ticket punching cut parts, hand rail, fabricated post/pipe/rod, strips, hoods, impellor, base plates, meshes, battery box frame, grs box, control panel, fan down rod, ac window covers ,angle / channels with/without rails, angle of tld, rack, s&t panels, main switch panel board w/o nfs attachments, ebc & rbc frame &enclosure,emu sliding door, high beam, silencer, , garden light post, tap changer cover with fiber attachments, empty battery container, stretcher, cupboard, dust bin, iron step, empty rotary junction box, empty regulator box, iron metal box, air reserviour compressor cylinder of varous sorts & sizes, garden light post, stand, mdb w/o non ferrous attachments, st light tubular post, gi/ms window, luggage rack, ,bed portion of weighing scale l with or without any minor non-ferrous attachments and all other scrap excluding ms hand hold in fabricated nature of sorts and sizes full/broken with/without other fs/ci/gi fittings in as is where is condition.pl no 98050126. note:(1) cutting is permitted to loadable size and for heavy nature items only. 2) during delivery if any major non-ferrous items found the same may be handed over to custodian.

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