Supply And Installation Of Acoustics Installation Material, 8803 Supply And Fixing Of Wood Wool Boards Of Size 600 Mm X 1200 Mm Made Of Wood Fibre 1 Mm Width Cement Composites Non Magnesite Bonded 20 Mm Thick With An Option Of Colours The Material Should Be Installed On Aluminium H Profile On G I Studs The Quantity Is As Required For 4400 Sq Ft Transportation Installation Acoustic Measurement