Council Of Scientific And Industrial Research Tender

Dismantling and removing of existing wornout/termite infected of wooden batten false ceiling including disposal of unserviceable material and stacking of serviceable material with in 50 meters lead as directed by Engineer-in-charge.

Dismantling wooden flooring plank in floors including cleaning of surface and stacking material within 50 metres lead as directed by Engineer-in-charge.

Providing & Fixing of KCS Mineral Fibre Acoustical Suspended Ceiling System with Dune Max Tegular 15 BE Edge Tiles of 20mm thickness with KCS Silhouette 15mm face exposed grid. The tiles shall have sand texture visual with acoustical punchers, Humidity Resistance (RH) of 99%, NRC 0.7 (Average value of Absorption Co-efficient readings taken at 250 Hz, 500 Hz, 1000 Hz and 2000 Hz) as per ASTM C423 standard, CAC of 33db as per ASTM E1414, Light Reflectance ≥85% as per ASTM E-1477, Thermal Conductivity k = 0.052 - 0.057 W/mK, Colour Global White, Fire Performance of class 0/1 as per BS 476 Part 6/7 and Class A as per ASTM E84 with 20mm Tegular 15 BE edge and 8mm drop in module size of 600 x 600mm. It shall be suitable for Green Building application, with Recycled content of up to 78%. The tile shall have certifications from GRIHA and GreenPro thereby confirming that it is an environment friendly product... To ensure specification of tiles, Manufacturers Test Certificate is required having complete site address & duly signed by manufacturer. SUSPENSION: The tile shall be laid on KCS Silhouette 38 profile grid system with 15mm white flanges incorporating a 6mm central reveal in white/black colour with mitred ends & “bird’s mouth” notches to provide mitred cruciform junctions colour global white (Matching to tile color).Grid shall have double stroke rotary stitching on all T sections i.e. the Main Runner, 1200 mm & 600 mm Cross Tees with a web height of 38mm (all sections). The end details of the cross tee shall be made of pre hardened steel clip fixed to the ends of the cross tee to provide double locking between “cross tee to cross tee” and “cross tee to main beam”. All main beam to main beam and cross tee to cross tee connection shall have a pull out strength of more than 100kg. The T Sections shall be made of 90 gsm as per IS 277 (2003) pre-painted steel with baked polyester paint of 0T bending capability. The work shall be carried out as per specifications, drawings, manufacturer’s recommended procedure and as per directions of the engineer-in-charge.