corrigendum tender for 20 hp outdoor vrv or vrf , 4 way 2.0 tr vrf cassette indoor , 4 way 1.3 tr vrf cassette indoor , y joints , installation of 20 hp vrv or vrf outdoor , installation of 2.0 casssette vrf indoor , installation of 1.3 casssette vrf indoor , commisioning of complete vrf system , refrigerant piping 28.6 mm , refrigerant piping 22.2 mm , refrigerant piping 19.1 mm , refrigerant piping 15.9 mm , refrigerant piping 9.5 mm , drain pipe 32 mm , drain pipe 25 mm , control and transmission wiring , ms sloted angle for pipe paying , outdoor stand for vrv or vrf 20 hp, vrf ac work at sme hazratganj, supply of air cooled 20 hp outdoor units suitable for cooling and heating. refer technical specification and boq for details., supply of 5 ceiling suspended 4-way vrf/vrv cassette type 2.0 tr indoor unit in in false ceiling with full function wireless remote and auto restart feature. refer technical specification and boq for details., supply of ceiling suspended 4-way vrf/vrv cassette type 1.3 tr indoor unit in recessed manner in false ceiling with full function wireless remote and auto restart feature. refer technical specification and boq for details., supply installation of joints, installation, testing and commissioning of vrf 20hp outdoor with gas etc. including making good of damages complete in all respects., installation, testing and commissioning of vrv/vrf cassette 2.0 tr indoor with gas etc. including making good of damages complete in all respects., installation, testing and commissioning of vrv/vrf cassette 1.3 tr indoor with gas etc. including making good of damages complete in all respects., commisioning of complete vrf system with all machines, supply, installation, testing and commissioning of interconnecting 28.6 mm refrigerant pipe work with (19mm/13 mm thick) closed cell elastomeric nitrile rubber tubular insulation between each set of indoor & outdoor units as per specifications, all piping inside the room shall be properly supported. size (thickness and diameter) of both copper pipes. refer technical specification and boq for details., supply, installation, testing and commissioning of interconnecting 22.2 mm refrigerant pipe work with (19mm/13 mm thick) closed cell elastomeric nitrile rubber tubular insulation between each set of indoor & outdoor units as per specifications, all piping inside the room shall be properly supported. size (thickness and diameter) of both copper pipes. refer technical specification and boq for details., supply, installation, testing and commissioning of interconnecting 19.1 mm refrigerant pipe work with (19mm/13 mm thick) closed cell elastomeric nitrile rubber tubular insulation between each set of indoor & outdoor units as per specifications, all piping inside the room shall be properly supported. size (thickness and diameter) of both copper pipes. refer technical specification and boq for details., supply, installation, testing and commissioning of interconnecting 15.9 mm refrigerant pipe work with (19mm/13 mm thick) closed cell elastomeric nitrile rubber tubular insulation between each set of indoor & outdoor units as per specifications, all piping inside the room shall be properly supported. size (thickness and diameter) of both copper pipes. refer technical specification and boq for details., supply, installation, testing and commissioning of interconnecting 9.5 mm refrigerant pipe work with (19mm/13 mm thick) closed cell elastomeric nitrile rubber tubular insulation between each set of indoor & outdoor units as per specifications, all piping inside the room shall be properly supported. size (thickness and diameter) of both copper pipes. refer technical specification and boq for details., supply, installation, testing and commissioning of pvc 32 mm water pipe with 6 mm thik nitrile rubber insulation and accessories and taking care to prevent leakages, for water drainage in concealed manner either on wall or under floor including making good of damages. refer technical specification and boq for details., supply, installation, testing and commissioning of pvc 25 mm water pipe with 6 mm thik nitrile rubber insulation and accessories and taking care to prevent leakages, for water drainage in concealed manner either on wall or under floor including making good of damages. refer technical specification and boq for details., supply & fixing of control cum transmission wiring of 3 core x 1.5 sqmm copper in suitable conduits between indoor and out door unit. refer technical specification and boq for details., ms sloted angle for pipe paying, supply and installation of robust ms angle, ms flat fabricated floor/ wall mounting stand suitable for 20 hp vrf outdoor units. refer technical specification and boq for details.