Latest duct line Tenders | Government duct line Tenders

Central Government/Public Sector

CTN :42309523

14 Nov, 2025 NA

Dakshina Kannada - Karnataka

Tender For tender for supply of supply installation testing and commissioning of vrf hvac system at mrpl aromatic complex sez unit : : - vrf hvac system-aromatic admin bldg , vrf hvac system-aromatic pandm bldg , inst and comm of aromatic admin bldg vrf , inst and comm of aromatic admin pandm vrf , copper tube 6.4mm dia 1.2mm thick , copper tube 9.5mm dia 1.2mm thick , copper tube 12.7mm dia 1.2mm thick , copper tube 15.86mm dia 1.2mm thick , copper tube 19mm dia 1.2mm thick , copper tube 22.2mm dia 1.2mm thick , copper tube 25.4mm dia 1.2mm thick , copper tube 28.58mm dia 1.2mm thick , copper tube 31.8mm dia 1.62mm thick , copper tube 34.9mm dia 1.62mm thick , copper tube 38.1mm dia 1.62mm thick , copper tube 41.27mm dia 1.62mm thick , inst. of refrigerant cu pipe 6.4 mm dia , inst. of refrigerant cu pipe 9.5 mm dia , inst. of refrigerant cu pipe 12.7mm dia , inst. of refrigerant cu pipe 15.86mm dia , inst. of refrigerant cu pipe 19 mm dia , inst. of refrigerant cu pipe 22.2 mm dia , inst. of refrigerant cu pipe 25.4 mm dia , inst. of refrigerant cu pipe 28.58mm dia , inst. of refrigerant cu pipe 31.8 mm dia , inst. of refrigerant cu pipe 34.9 mm dia , inst. of refrigerant cu pipe 38.1 mm dia , inst. of refrigerant cu pipe 41.27mm dia , supply and inst. of y-joints for vrf hvac , supply and inst. of 25mm dia pvc pipe , supply and inst. of 32mm dia pvc pipe , supply and inst. of 40mm dia pvc pipe , supply and inst. of 50mm dia pvc pipe , ducting work with 0.63mm sheet thickness , ducting work with 0.8mm sheet thickness , supply and inst. of 2cx1.5 sq mm cu cable , supply and inst. of cable tray 150mmx50mm , supply and inst. of cable tray 250mmx50mm , supply and inst. of cable tray 300mmx50mm , supply and inst. of gi earthstrip 25mmx5mm , providing plain cement concrete m15 grad , supply and inst. of vrf central controller , charges for removal of vrf hvac unit , charges for removal of idu cassette , making the opening in brick masonry

CTN :42384455

04 Nov, 2025 38.82 Crore

Bengaluru - Karnataka

Tender For package no-02 comprehensive development of arterial, sub arterial & ward roads the works including of construction of rcc drain with cover slab, new cc roads, white topping, earth retaining structures, footpath, utility duct lines and other improvement works in ward 24, 25, 31, 33, 35, 36, 37, 46,48, 49, 50, 51, 53, 54, 56 of mangalore city corporation limits

CTN :42384452

04 Nov, 2025 35.81 Crore

Bengaluru - Karnataka

Tender For package-05-comprehensive development of arterial & sub arterial road works including utility duct line, footpath and construction of cc drain and drain cover slab works in chamaraja and chamundeshwari assembly constituency of ward nos 20,42,46,45,47 and 58 of mysuru city corporation limit

Central Government/Public Sector

CTN :42267818

29 Oct, 2025 NA

Ghaziabad - Uttar Pradesh

Tender For corrigendum : supply of c73340415174 supply of high static pressure ductable ac unit capacity 8point5 tr having one indoor and one out door unit consisting of scroll compressor refer annexure iii , 100000000001 supply of suitable size refrigerant grade copper piping between indoor and outdoor units of ductable split ac units 8point5 tr refer annexure iii , 100000000002 providing cpvc sdr11 pipes 32 mm with 9 mm thick tube type nitrile rubber insulation refer annexure iii , 100000000003 providing of cpvc sdr11 pipes 25 mm with 9 mm thick tube type nitrile rubber insulation refer annexure iii , 100000000004 supply of site fabricated gi sheet metal ducts of 22 guage birmingham gauge 0point8 mm and zinc coating not less than refer annexure iii , 100000000005 supply of thermal insulation for supply air ducts with 19 mm class o thick self adhesive closed cell elastomeric refer annexure iii , 100000000006 supply of acoustic insulation for ducting with open cell nitrile rubber insulation or open cell physically crosslinked polyolefin foam refer annexure iii , 100000000007 supply of volume control dampers vcd for ducts made of gi sheet of thickness not less than 18 g refer annexure iii , 100000000008 supplying of xlpe insulated, pvc sheathed, armoured, copper conductor 1point1 kv grade lt cable of size 4 core - 6 sqmm refer annexure iii , 100000000009 supply of xlpe insulated, pvc sheathe, copper conductor, , 1point1 kv grade lt cable of size 4 core - 2point5 sqmm refer annexure iii , 100000000010 supply of 300 mm width x 50 mm depth x 1point6 mm thickness perforated hot dipped galvanised iron cable tray with cover refer annexure iii , 100000000011 supply of 150 mm width x 50 mm depth x 1point6 mm thickness of perforated hot dipped galvanised iron cable tray refer annexure iii , 100000000012 installation testing and commissioning of high static pressure ductable ac unit ) /bid number : gem/2025/b/6778840 * /dated: 13-10-2025 & & / bid document 1 / 20 & & ' ' /item category capacity 8point5 tr refer annexure iv , 100000000013 erection testing and commissioning of suitable size refrigerant grade copper piping between indoor and outdoor units of ductable split ac refer annexure iv , 100000000014 laying of cpvc sdr11 pipes 32 mm with 9 mm thick tube type nitrile rubber insulation refer annexure iv , 100000000015 laying of cpvc sdr11 pipes 25 mm with 9 mm thick tube type nitrile rubber insulation refer annexure iv , 100000000016 fabrication installation testing and commissioning of site fabricated gi sheet metal ducts of 22 guage refer annexure iv , 100000000017 fixing thermal insulation for supply air ducts with 19 mm refer annexure iv , 100000000018 fixing acoustic insulation for ducting with open cell nitrile rubber insulation or open cell physically crosslinked polyolefin foam refer annexure iv , 100000000019 erection testing and commissioning of volume control dampers vcd for ducts made of gi sheet refer annexure iv , 100000000020 laying of xlpe insulated,pvc sheathed, armoured,copper conductor,1point1 kv grade lt cable of size 4 core - 6 sqmm refer annexure iv , 100000000021 laying of xlpe insulated, pvc sheathe, copper conductor 1point1 kv grade lt cable of size 4 core - 2point5 sqmm refer annexure iv , 100000000022 installation of 300 mm width x 50 mm depth x 1point6 mm thickness perforated hot dipped galvanised iron cable tray with cover refer annexure iv , 100000000023 installation of 150 mm width x 50 mm depth x 1point6 mm thickness of perforated hot dipped galvanised iron cable tray refer annexure iv , 100000000024 dismantling and shifting of existing ductable indoor and outdoor 23 x8point5 tr outdoors are installed at roof tops of first to third floor refer annexure iv , 100000000025 dismantling and installation of existing false ceiling approx 800 sqfeet for installation of ductable split ac above false ceiling with all fitting same as before refer annexure iv

Central Government/Public Sector

CTN :41994456

17 Oct, 2025 NA

Ernakulam - Kerala

Tender For corrigendum : tender for supply of boq for sitc of addl acs for sagarika including camc : - sitc of approx 16 and a half tr fixed speed ductable split type jet diffuser ac systems including indoor and outdoor unit r410a refrigerant including all materials for commissioining foundation works asethetic covering materials for indoor units etc , supply and charging of additional refrigerant r407c , supply and installation of hard drawn copper refrigerant piping of various dia with 13 mm nitrile rubber tubular insulation for 16 and a half tr ductable air conditioners , supply and installation of suitable casing and caping 300 mm for enclosing copper refrigerant piping , supply and installation of control cabling between indoor to outdoor of ductable unit with conduit pipe 2 and a half sqmm 4 core , sitc of canvass connection , sitc of fabricated ducting plenum jsw 120 gsm box 24 g rectangular duct tdf , supply installation of round alu powder coated jet diffuser with damper of desired dia as per cfm requirements and locations , supply and fabrication of ms channel or angle pedestal for outdoor units , supply and fabrication of ms channel support for idu and duct plenum hanging arrangements , sitc of 32 mm rigid pvc drain piping with 9 mm nitrile rubber tublar insulation complete fittings u trap as specified nearest drain point , sitc of 32 mm rigid pvc drain piping without insulation complete fittings u trap as specified nearest drain point , sitc of lt panel board ip 54 incomer 1 no 200a 4p mccb outgoing 1 no 160 a 4p mccb 3 nos 63a 4p mccb as per annexure , sitc of mv panel with incomer 1 no 160 a 4p mccb outgoing 5 nos 63a 4p mcb including all materials as required , supply and laying of 3 and a half 185 sq mm aluminium armoured cable under ground ceiling supports clamping along walls including all materials as required , supply and laying of 3 and a half 120 sq mm aluminium armoured cable through ceiling supports clamping along walls etc including all materials as required , supply and laying of 3 and a half 50 sq mm aluminium armoured cable , supply and laying of 4 x 16 mm copper armoured cable outdoor isolator to odu , supply and end termination of 3 and a half 185 mm aluminium armoured cable , supply and end termination of 3 and a half 120 mm aluminium armoured cable , supply and end termination of 3 and a half 50 mm aluminium armoured cable , supply and end termination of 4 x 16 mm copper armoured cable , supply and installation of 63 a 4 pole isolator with lockable box , supply and installation of 25 x 3 gi strip outdoor unit earthing , supply and installation of 10 swg copper earthing panel db and isolator box , excavation for laying 3 and a half 150 sqmm cable and replacing the interlock tiles etc , sitc of b class gi pipe of size 65 mm for laying cables , sitc of 250 a mccb in existing mv panel at substation after removing the existing 125 a mccb with suitable modifications including all materials as required , providing protective polycarbonate sheet covering in existing outdoor ducting units to prevent rain water and sunlight directly falling above the ducting items fabrication of covering system with gi angles 40x4 pipe supports 50 mm epoxy painting foundations for supports etc as required , camc for 3rd year after 2 years guarantee for ductable split type jet diffuser ac systems , camc for 4thyear after 2 years guarantee for ductable split type jet diffuser ac systems , camc for 5th year after 2 years guarantee for ductable split type jet diffuser ac systems , camc for 6th year after 2 years guarantee for ductable split type jet diffuser ac systems , camc for 7th year after 2 years guarantee for ductable split type jet diffuser ac systems , sitc of 10hp vrf rotary inverter compressor with cooling only function including refrigerent r410a as required , sitc of 2 tr 4way cassette type units by modification of existing ceiling , sitc of 1 and a half tr 4 way cassette type units by modification of existing ceiling , sit

Central Government/Public Sector

CTN :42166774

27 Oct, 2025 NA

Goa - Goa

Tender For supply of replacement of damaged ducts and glasswool insulation grills and diffuser at goa airport d d - dismantling and sitc ducting for air conditioning ventilation thickness 0.63 mm sheet , dismantling and sitc ducting for air conditioning ventilation thickness 0.80 mm sheet , dismantling and sitc ducting for air conditioning ventilation thickness 1.00 mm sheet , dismantling and sitc ducting for air conditioning ventilation thickness 1.25 mm sheet , dismantling of demaged ducts including shifting the same to stores at mlcp including stacking etc , supply and fixing of 25 mm thickness closed cell nitrate rubber , supply and fixing of 19 mm thickness closed cell nitrate rubber , engaging carpenter for opening metal false ceiling tiles in nitb and refixing it properly in position as and when required as per the direction of engineer-in-charge , providing and fixing of 600x600 knauf danoline or equivalent gypsum board access panel with powder coated aluminium framing and stiffeners , supply of scaffolding 3 sets for 5 to 7 mtr height on monthly rental basis including steel pipes, couplers, planks, ladders, base plates, bracings and all necessary accessories, as required , transportation cost for scaffolding materials to and for goa airport site, as required for execution of insulation works at height. , dismantling of grills , dismantling of diffusers. , dismantling of dampers. , dismantling of nozzles. , supply, installation, balancing and commissioning of gi volume control duct damper complete with neoprene rubber gaskets, nuts, bolts, screws linkages, flanges etc. , supplying, fixing, testing and balancing of powder coated extruded aluminium supply air grilles with alluminium volume control dampers as per approved drawings complete as required , supplying, fixing, testing and balancing of powder coated extruded aluminium return exhaust air grills with louvers but without volume control dampers as per approved drawings , supplying, fixing, testing and balancing of supply air diffusers of powder coated aluminium with aluminium volume control dampers with anti smudge ring and removable core as required , supplying, fixing, testing and balancing of return air diffusers of powder coated aluminium without volume control dampers with anti smudge ring and removable core as required , supplying, fixing, testing and balancing of powder coated aluminium construction double skin eye ball type jet nozzles with double flap butterfly damper, 400 mm dia. //bid details 2 / 26

Central Government/Public Sector

CTN :42164215

27 Oct, 2025 NA

Rupnagar - Punjab

Tender For supply of air conditioiner d d - supply of package unit, high sensi tropico type , itc of package unit, high sensi tropico type , supply of gss gi sheet metal rectangular ducting complete with gasket , itc of gss gi sheet metal rectangular ducting complete with gasket , supply of gss gi sheet metal rectangular ducting , itc of gss gi sheet metal rectangular ducting , supply of gss gi sheet metal for blank off , itc of gss gi sheet metal for blank off , supply of hard drawn copper refrigerant , itc of hard drawn copper refrigerant , supply of four way square diffuser , itc of four way square diffuser , supply of gi cable tray of size 300 mm wide , itc of gi cable tray of size 300 mm wide , supply of ms stand for indoor unit , itc of ms stand for indoor unit , supply of ms stand for outdoor unit , itc of ms stand for outdoor unit , supply of drain piping gi , itc of drain piping gi , supply of power cables of suitable capacity , itc of power cables of suitable capacity , supply of power control cables of suitable capacity , itc of power control cables of suitable capacity , supply of gi earthing wire of suitable , itc of gi earthing wire of suitable , dismantling of existing 16.5 tr units including outoor

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Central Government/Public Sector