bids are invited for midback chair - *back to be made of ac 60 mesh and seat in ply+moulded foam and finished in upholstered fabric. back should have additional adjustable lumbar support for extra comfort.seat : the seat shoud have foam thickness that can give good comfort to user. seat size should be 474(19) x 498(20) x 498(20)h mm and back overall height should be 1023(41)mm.high resilience polyurethene foamthe high resilience polyurethene foam should be moulded with density = 50-55 kg/m3.one way adjustable armrests should be in polypropylene finish. single locking synchro mechanism. *upright position locking *tilt tension adjustment*pneumatic height adjustment *pedestal assembly: pedestal is in nylon finish and fitted with 5nos. twin wheel nylon castors. , main table + extended return unit + hinged door back unit + pedestal - main table should be of size l1800 x d900 x h750mm made in 25mm thk. prelaminated particle board should be with 2mm thk pvc edge binding on all exposed sides. table top should be supported with m.s. powder coated legs (50mm x 50mm x 1.6mm thk square section) finished in 50-60 microns. intermediate legs should be of 60mm x 40mm x 1.6mmthk in ms powdercoat finish, with 40mm x 20mm x 1.6mm thk ms cross beams finished in powdercoating 50-60 microns.modesty panels :should be 18mm thk am modesty panel with pvc edge lipping on all exposed sides to be provided at a height of 450mm.wire management : should be 65mm dia wire manager, grommet in pvc finish.side storage : side storage should be of size l1500mm x d450mm x h750 mm, made of 18mm thk prelam particle board with sides, shelves etc., finished in prelaminated particle board of approved shade with 2mm thk pvc edge binding on all exposed sides. storage shutters should be openable type and lockable, mounted on soft closing hinges. storage units should be provided with levellers, all hardware, recessed handles, etc.,back storage : back storage should be of size l1200mm x d450mm x h750 mm, made o