General maintenance, replacement and repair work of Solar Photovoltaic and Solar Water Heating System at IIT Roorkee

12 mm cement plaster of mix 1:4 (1 cement: 4 coarse sand)

Painting with synthetic enamel paint of approved brand and manufacture to give an even shade, Two or more coats on new work.

Applying priming coats with primer of approved brand and manufacture, having low VOC (Volatile Organic Compound ) content. With water thinnable cement primer on wall surface having VOC content less than 50 grams/litre.

Painting on G.S. sheet with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade: Old work (one or more coats).

Painting with synthetic enamel paint of approved brand and manufacture of required colour to give an even shade : One or more coats on old work.

Dismantling G.I. pipes (external work) including excavation and refilling trenches after taking out the pipes, manually/ by mechanical means including stacking of pipes within 50 metres lead as per direction of Engineer-in-charge : 15 mm to 40 mm nominal bore

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply and all CPVC plain & brass threaded fittings, including fixing the pipe with clamps at 1.00 m spacing. This includes jointing of pipes & fittings with one step CPVC solvent cement and testing of joints complete as per direction of Engineer in Charge. Internal work - Exposed on wall 15 mm nominal dia pipes

do- but 20 mm nominal outer dia Pipes

do- but 25 mm nominal outer dia Pipes

do- but 32 mm nominal outer dia Pipes

do- but 40 mm nominal outer dia Pipes

Providing and fixing G.I. pipes complete with G.I. fittings and clamps, including cutting and making good the walls etc. Internal work - Exposed on wall 15 mm nominal dia pipes

do- but 20 mm nominal outer dia Pipes

do- but 25 mm nominal outer dia Pipes

do- but 32 mm nominal outer dia Pipes

do- but 40 mm nominal outer dia Pipes

do- but 50 mm nominal outer dia Pipes

Making connection of G.I. distribution branch with G.I. main of 25 to 40 mm nominal bore sizes by providing and fixing tee, including cutting and threading the pipe etc. complete

Providing and fixing ball valve (brass) for size 15 mm nominal bore of approved quality, High or low pressure, with plastic floats complete :

do- but 20 mm nominal bore

do- but 25 mm nominal bore

Providing and fixing G.I. Union in G.I. pipe for the size 15 mm nominal bore including cutting and threading the pipe and making long screws etc. complete (New work) :

do- but 20 mm nominal bore

do- but 25 mm nominal bore

do- but 32 mm nominal bore

do- but 40 mm nominal bore

do- but 50 mm nominal bore

Providing and placing on terrace (at all floor levels) polyethylene water storage tank, IS : 12701 marked, with cover and suitable locking arrangement and making necessary holes for inlet, outlet and overflow pipes but without fittings and the base support for tank.

Providing and fixing C.P. brass bib cock of approved quality conforming to IS:8931 : for the size 15 mm nominal bore making good the same complete, wherever required :

Providing and fixing C.P. brass long body bib cock of approved quality conforming to IS standards and weighing not less than 690 gms. for the size 15 mm nominal bore making good the same complete, wherever required :

Providing and fixing PTMT Ball cock of approved quality, colour and make complete with Epoxy coated aluminium rod with L.P./ H.P.H.D. plastic ball.15 mm nominal bore, 105 mm long, weighing not less than 138 gms.

do- but 20 mm nominal bore, 120 mm long, weighing not less than 198 gms.

do- but 25 mm nominal bore, 152mm long, weighing not less than 440 gms.

Providing and laying in position cement concrete of specified grade excluding the cost of centering and shuttering - All work up to plinth level : 1:2:4 (1 cement : 2 coarse sand (zone-III) derived from natural sources : 4 graded stone aggregate 20 mm nominal size derived from natural sources)

Structural steel work riveted, bolted or welded in built up sections, trusses and framed work, including cutting, hoisting, fixing in position and applying a priming coat of approved steel primer all complete.

Providing and fixing CPVC ball valve (Union Type) of approved quality, high or low pressure with plastic floats complete 20 mm nominal bor complete in all respect

Providing and fixing CPVC ball valve (Union Type) of approved quality, high or low pressure with plastic floats complete 25 mm nominal bor complete in all respect

Providing and fixing CPVC ball valve (Union Type) of approved quality, high or low pressure with plastic floats complete 32 mm nominal bor complete in all respect

Providing and fixing CPVC ball valve (Union Type) of approved quality, high or low pressure with plastic floats complete 40 mm nominal bor complete in all respect

SITC of Thermal Tubes or evacuated tube collectors (ETC) for Solar Water Heaters 47 X 1500 mm

Supply & fixing of Silicon Ring (58*1800) of Thermal Tubes or evacuated tube collectors (ETC) for Solar Water Heaters

Supply & fixing of Antirust Ring (58*1800) of Thermal Tubes or evacuated tube collectors (ETC) for Solar Water Heaters

Supply & fixing of Tube Holder (58*1800) of Thermal Tubes or evacuated tube collectors (ETC) for Solar Water Heaters

SITC of Solar Invertor 30 KW compatible with existing system. Make: Delta / Solaredge / Fronius / Goodwe

SITC of SPV Module 250 or Higher. Make: Tata [ PV Panel, TPM325 ( 325-W-F40-I) 1.2 M Size]

Supply and replacement of Air Release Valve Make:Rb/ Tbs/ Cimbrio/ Zoloto

Supply and replacement of Auto Air Vent Make:Jindal star/ Jindal Hissar / Surya Prakash

Supply and replacement of Insulation with Rockwool of GI Pipe Make: Shree rock/ LLOYD INSULATION/ Photon or as per approve by EIC

Supply and replacement of Insulation with Nitrial and 24 SWG Aluminium Cladding of GI Pipe Make:Supreme/ Armflex/ Photon or as per approve by EIC

Supply and replacement of Aluminium Cladding of GI Pipe Make:Jindal/ Hindalco/ Photon or as per approve by EIC

TIG/Argon Welding for leakage of Hot water Storage tank

Supply and fixing of CPVC Union 1 inch. Make: Astral/ Supreme/ Ashirwad/ Finolex/ Ajay FlowGuard/ Prince/ SFMC (ISI mark)

Supply and fixing of CPVC Union 1¼ inch. Make: Astral/ Supreme/ Ashirwad/ Finolex/ Ajay FlowGuard/ Prince/ SFMC (ISI mark)

Supply and fixing of CPVC Union 1½ inch. Make: Astral/ Supreme/ Ashirwad/ Finolex/ Ajay FlowGuard/ Prince/ SFMC (ISI mark)

Dismantling of SWH System including loading unloading, piping , all accessories etc and store in safe place

Installation of SWH system at different location including loading unloading, piping and all accessories etc

Dismental of SPV system including all accessories i.e. inverter, cable, cable tray etc and unloading the material and store in safe place

Installation and testing of SPV system at different location including all accessories i.e. inverter, cable, cable tray etc with loading and unloading

SITC of rewinding for 1 Hp pressure pump motor,submersible pump, openwell pump, multi stage verticle pump etc.