Acoustic, Interior, Furniture, Audio Visual and General Lighting and Fixtures works for Quality Assurance QA Complex Building at Kaiga-5 and 6.

PART-A : ACOUSTIC WORKS Supply and fixing of suspended acoustical GI metal Hanging Baffles based of wooden finished texture having NRC Value up-to 0.70 NRC. The baffle shall be of sizes 50mm thick and 100mm height. The baffles with end caps will be installed using all hardware’s and accessories including runners, suspended wires, etc. The interspacing distance between the Baffles will be 100mm. The Baffles to be suspended individually using the runners tied by 6mm Threaded rod, including all other hardware’s and accessories, etc., including fixing & removing Staging /platform / ladder wherever required, collecting & disposing the generated waste & construction waste etc, away from work premises & cleaning the work area etc, complete all as per standard & manufacturer’s specification and as directed by Engineer-in-charge at all locations and at all lifts & height. Note: Product shall be of make Indosonic/Hunter Douglas/Durlum or approved make.

PART-A : ACOUSTIC WORKS Providing, placing and fixing 12.5mm Moisture Resistant Gypsum based false ceiling at all height, including providing and fixing of frame work made of special sections, power pressed from MS. sheets and galvanized with zinc coating of 120 gms/sqm (both sides inclusive) as per IS : 277 and consisting of angle cleats of size 25 mm wide x 1.6 mm thick with flanges of 27 mm and 37mm, at 1200 mm centre to centre, one flange fixed to the ceiling with dash fastener 12.5 mm dia x 50mm long with 6mm dia bolts, other flange of cleat fixed to the angle hangers of 25x10x0.50 mm of required length with nuts & bolts of required size and other end of angle hanger fixed with intermediate G.I. channels 45x15x0.9 mm running at the spacing of 1200 mm centre to centre, to which the ceiling section 0.5 mm thick bottom wedge of 80 mm with tapered flanges of 26 mm each having lips of 10.5 mm, at 450 mm centre to centre, shall be fixed in a direction perpendicular to G.I. intermediate channel with connecting clips made out of 2.64 mm dia x 230 mm long G.I. wire at every junction, including fixing perimeter channels 0.5 mm thick 27 mm high having flanges of 20mm and 30 mm long including jointing and finishing to a flush finish of tapered and square edges of the board with recommended jointing compound , jointing tapes , finishing with jointing compound in 3 layers covering up-to 150 mm on both sides of joint and two coats of primer suitable for board, all as per manufacturer's specification and also including the cost of making openings for light fittings, grills, diffusers, cutouts made with frame of perimeter channels suitably fixed, including fixing & removing Staging /platform / ladder wherever required, collecting & disposing the generated waste & construction waste etc, away from work premises & cleaning the work area etc, complete all as per standard & manufacturer’s specification and as directed by Engineer-in-charge at all locations and at all lifts & height. Note: Product shall be of make India Gypsum / Gyproc/ Knauf or approved make.

PART-A : ACOUSTIC WORKS Providing & Fixing of Aluminium metal tiles in horizontal level suspended ceiling comprising of Lay-in 6mm to 8mm Perforated metal ceiling consisting of 600x600mm (Nominal Size) Lay-in tiles suitable for architectural finishes in 0.7 mm thickness in wooden finished colour powder coating (ranging from 60-80 microns) with Square Regular edge. The Back side of the tile will have 1mm acoustic Freudenberg fleece to achieve NRC up to 0.7 as per ASTM C-423 and Fire Performance of Class 0/1 as per BS 476 Part 6 & 7 in module size of 600x600mm. The installation will be done on interlocking T-Grid of hot dipped all round galvanized iron section of 0.33 mm thick (galvanized @120 gsm) comprising of main T runners of 15x32 mm of length 3000 mm, cross T of size 15x32mm of length 1200mm and secondary intermediate cross T of size 15x32 mm of length 600 mm to form grid module of size 600x600 mm suspended from ceiling using galvanized mild steel item (galvanised@80gsm) 50 mm long 8mm outer diameter M-6 dash fasteners, 6 mm diameter fully threaded hanger rod up to 1000 mm length and L-shape level adjuster of size 85x25x2 mm, spaced at 1200 mm centre to centre along main ‘T’. The system should rest on periphery walls /partitions with the help of GI perimeter wall angle of size 15x15X3000 mm made of 0.40 mm thick sheet, to be fixed to the wall with help of plastic rawl plug at 450 mm centre to centre & 40 mm long dry wall S.S. screws. The exposed bottom portion of all T-sections used in false ceiling support system shall be pre-painted with polyester baked paint, for all heights. The work shall be carried out as per specifications including fixing & removing Staging /platform / ladder wherever required, collecting & disposing the generated waste & construction waste etc, away from work premises & cleaning the work area etc, complete all as per standard & manufacturer’s specification and as directed by Engineer-in-charge at all locations and at all lifts & height. Note: Product shall be of make Indosonic/Armstrong/Hunter Douglas or approved make.

PART-A : ACOUSTIC WORKS Providing & Fixing of 4' X 2' aluminium based glossy wooden finished metal tiles of thickness 0.7mm. The installation will be done on the frame work shall consist of G.I. ' T ' Sections of 25 micron hot dipped galvanised iron section of 0.40mm thick on Silhouette profile, rotary stitched double webbed wooden finish with 6mm reveal profile (white/black) compromising of Main runners 15x42x3000mm length, Cross runners of 15x42x1200mm & 15x42x600mm size to form grid module of size 1200x600mm. Galvanised iron perimeter wall angle of size 15x19x0.4mm of length 3000mm to be fixed on periphery wall/partition with the help of plastic rawl plugs at 450mm C/C and 40mm long dry wall SS screws. The work shall be carried out as per specifications including fixing & removing Staging /platform / ladder wherever required, collecting & disposing the generated waste & construction waste etc, away from work premises & cleaning the work area etc, complete all as per standard & manufacturer’s specification and as directed by Engineer-in-charge at all locations and at all lifts & height. Note: Product shall be of make Indosonic/Armstrong/Hunter Douglas or approved make.

PART-A : ACOUSTIC WORKS Providing, placing & Fixing of SS 304 grade plain metal tiles in horizontal level suspended ceiling comprising of Lay-in metal tiles consisting of 600x600mm (Nominal Size) Lay-in tiles suitable for architectural finishes in 0.5/0.7 mm thickness with Square Regular edge. The installation will be done on an interlocking T-Grid of hot dipped all round galvanized iron section of 0.33 mm thick (galvanized @120 gsm) comprising of main T runners of 15x32 mm of length 3000 mm, cross T of size 15x32mm of length 1200mm and secondary intermediate cross T of size 15x32 mm of length 600 mm to form grid module of size 600x600 mm suspended from ceiling using galvanized mild steel item (galvanised@80gsm) 50 mm long 8mm outer diameter M-6 dash fasteners, 6 mm diameter fully threaded hanger rod up to 1000 mm length and L-shape level adjuster of size 85x25x2 mm, spaced at 1200 mm centre to centre along main ‘T’. The system should rest on periphery walls /partitions with the help of GI perimeter wall angle of size24x24X3000 mm made of 0.40 mm thick sheet, to be fixed to the wall with help of plastic rawl plug at 450 mm centre to centre & 40 mm long dry wall S.S. screws. The exposed bottom portion of all T-sections used in false ceiling support system shall be of SS cladded Layer, for all heights. The work shall be carried out as per specifications (if any )s and as per directed by Engineer-in-charge, including fixing & removing Staging /platform / ladder wherever required, collecting & disposing the generated waste & construction waste etc, away from work premises & cleaning the work area etc, complete all as per standard & manufacturer’s specification and as directed by Engineer-in-charge at all locations and at all lifts & height. Note: Product shall be of make Armstrong/Anutone /Indosonic or approved make

PART-A : ACOUSTIC WORKS Providing and Fixing of Wooden 12mm Moisture Resistant Plywood, finished with a 4mm Veneer Board facing as per the approved shade/ species & polished with a melamine polish. The panels shall be mounted on the Aluminium framework consisting of 50x25mm size, that shall be fixed with suitable isolator (as per recommended by manufacturer) in-filled with polysynth (50mm) of 1000 GSM. The framework shall be placed at 600mm x 600mm c/c both ways and 12mm marine Ply shall be fixed on the frame. Construction, adhesives and accessories shall be as per the instructions laid down by the manufacturer, including fixing & removing Staging /platform / ladder wherever required, collecting & disposing the generated waste & construction waste etc, away from work premises & cleaning the work area etc, complete all as per standard & manufacturer’s specification and as directed by Engineer-in-charge at all locations and at all lifts & height. (Basic Rate of Veneer Board shall not be less than Rs. 350/sqft). Note: Product shall be of make Anutone/Indosonic/Armstrong.

PART-A : ACOUSTIC WORKS Providing and Fixing of real wood Flutted panels of width 128/192mm, thickness of 18mm and length 2440 mm, made of Oakwood with a melamine polished finish. The panels shall have a Flutted design on the front side as per the Architects/Consultants requirement. The edges of the panel shall be tongue-grooved pattern for fixing and getting a seamless surface finish. The panels shall be mounted and fixed on the Z-Bar/Strut channel with clipping system. The vapour barrier membrane (recommended by manufacturer) shall be mounted on the vertical surface of the wall before the installation of the Aluminium framework. The Aluminium framework of 50x50mmx2.0mm shall be fixed with suitable isolator (as per recommended by manufacturer) in-filled with polywad (50mm) of 1000 GSM/25mm RGB of Density 96 kg/m3. The framework shall be placed at 600mm x 600mm c/c both ways and 10mm marine Ply with Helmholtz perforations shall be fixed on the frame. The product should have an acoustical performance of 0.70 NRC. Construction, adhesives and accessories shall be as per the instructions laid down by the manufacturer, including fixing & removing Staging /platform / ladder wherever required, collecting & disposing the generated waste & construction waste etc, away from work premises & cleaning the work area etc, complete all as per standard & manufacturer’s specification and as directed by Engineer-in-charge at all locations and at all lifts & height. Note: Product shall be of make Indosonic/Anutone/Armstrong or approved make

PART-A : ACOUSTIC WORKS Providing, placing and fixing in position Acoustical Polyethylene Terephthalate PET tech-panel of size 2400mm x 1200mm, made up from compressed polyester Fibre of 10mm thickness, 1600 GSM Density in CNC made groove/cut/3D design panels. The Tech-Panel should be Highly resistance to humidity (RH:99%), water vapour diffusion resistance (as per ISO-12572-2016 standards), zero mold growth (as per EN-15101-1 standards), Highly versatile and (Class A) flame retardant (as per BS-3119 standards, IS-15061 standards) and Thermal conductivity (as per EN12667 standards), The product should have an acoustical performance of 0.60 NRC. The Sheet Panel should be applied on a 50X25mm Aluminium framework with 8mm MR ply backing and 50 mm Polysynth (1000 GSM). The panelling shall be finished as per the grooves/cuts design, sizes, colour, and joints including fixing & removing Staging /platform / ladder wherever required, collecting & disposing the generated waste & construction waste etc, away from work premises & cleaning the work area etc, complete all as per standard & manufacturer’s specification and as directed by Engineer-in-charge at all locations and at all lifts & height. Note: Product shall be of make Anutone/Indosonic/Polysonic or approved make

PART-A : ACOUSTIC WORKS Providing, placing and Fixing of Acoustical Fabric Wall Paneling of 25mm Thickness placed and tucked on stretch vinyl tracks. The fabric panel shall have RGB infill of 25mm thickness with Density of 96 Kg/m3, having recycle content of 85%, with Freudenberg acoustic fleece and wrapped on the front side with an acoustically transparent and breathable fabric Fire Retardant grade as per BS EN1021 and IS-1561-2002 and should have Hydro-guard property for water & stain repellent and Abrasion value of around 90000 cycles, with an option of colours, size, dimensions, etc – as per the design and choice of the Engineer-in-charge, giving an average sound absorption level of 0.85 NRC. (Basic Rate of the Acoustic Fabric shall not be less than Rs. 2600/mtr) INSTALLATION: The vapour barrier membrane (recommended by manufacturer) shall be mounted on the vertical surface of the wall before the installation of the Aluminium framework. The Anodised Aluminium framework of 50x25mmx1.5mm shall be fixed with suitable isolator, with an air gap of 50mm (as per recommended by manufacturer). Anodised Aluminium hollow space section should be filled with Polyurethane sound resistance chemical. The Framework will be in-filled with poly-synth (50mm thickness) of 1000 GSM and on the inner side with chicken wire mesh/2mm Hazen Cloth. The framework shall be placed at 600mm x 600mm c/c both ways and 8mm marine Ply with Helmholtz perforation shall be fixed on the frame, including fixing & removing Staging /platform / ladder wherever required, collecting & disposing the generated waste & construction waste etc, away from work premises & cleaning the work area etc, complete all as per standard & manufacturer’s specification and as directed by Engineer-in-charge at all locations and at all lifts & height. Note: Product shall be of make Anutone/Indosonic/Armstrong or approved make

PART-A : ACOUSTIC WORKS Providing, placing and Fixing of real wood grooved panels of width 128/192mm, thickness of 18mm and length 2440 mm, made of Oakwood & with a melamine polished finish. The panels shall have a grooves design on the front side as per the Engineer-in-charge direction. The edges of the panel shall be tongue-grooved pattern for fixing and getting a seamless surface finish. The panels shall be mounted and fixed on the Z-Bar/Strut channel with clipping system. The vapour barrier membrane (recommended by manufacturer) shall be mounted on the vertical surface of the wall before the installation of the Aluminium framework. The Aluminium framework of 50x50mmx2.0mm shall be fixed with suitable isolator (as per recommended by manufacturer) in-filled with polywad (50mm) of 1000 GSM/25mm RGB of Density 96 kg/m3. The framework shall be placed at 600mm x 600mm c/c both ways and 10mm marine Ply with Helmholtz perforations shall be fixed on the frame. Construction, adhesives and accessories shall be as per the instructions laid down by the Engineer-in-charge, including fixing & removing Staging /platform / ladder wherever required, collecting & disposing the generated waste & construction waste etc, away from work premises & cleaning the work area etc, complete all as per standard & manufacturer’s specification and as directed by Engineer-in-charge at all locations and at all lifts & height. The product should have an acoustical performance of 0.70 NRC. Note: Product shall be of make Anutone/Indosonic/Armstrong or approved make