Sound Insulated Partition - 42 dB (132 mm)

A non- load bearing, 132 mm thick metal stud partition up to a height of 5000 mm.

Sound Insulated Partition 42db 132mm

Performance

  • Overall Thickness
  • Maximum Height
  • Fire Resistance
  • Sound Insulation(100-3150 Hz)
  • -
  • -
  • -
  • -
  • 132 mm
  • 5000 mm
  • 1 & 1/2 Hours
  • 42 dB

Main System

132 mm thick metal stud partition comprising of a composite framework which includes a 98 mm stud of 0.55 mm thick and having two unequal flanges of 34 and 36 mm each placed at 610 mm center to center in 100 mm floor and ceiling channel with two equal flanges of 32 mm each fixed to floor and ceiling at 600mm center, with the help of nylon sleeves and wood screws. Two layers of 10 mm thick Hilux boards are then screw fixed by 25 and 35 mm long self drilling and tapping screws having Phillips head with under head cutter, for first and second layer respectively, to the studs and channels on both sides of the frame work. The board’s joints are to be staggered to avoid through passage.

Insulation

75 mm thick (Density - 48 Kg/m3) Ceramic wool mat is to be placed in the cavity of the partition before board fixing on the other side of the partition.

Jointing & Finishing

Finally edges of the facing boards are to be jointed and finished so as to have a seamless finish which includes filling and finishing with specially formulated jointing compound and self-adhesive fibre tape. Cement Primer (Oil based) to be provided on entire surface before putty/painting

Note

Acoustic sealant is provided on the perimeter of the partition and also with any type of opening like doors, windows etc. A Horizontal Intermediate channel is to be provided for every 3 feet level on both sides, if the partition height exceeds the board length to provide edge support to the board.

Bill of Quantity (for 100 m2) for 5 m height

S.No. ITEM DESCRIPTION QUANTITY
1. Hilux board 6’ x 4’ – 08 mm 180 Nos.
2. Floor & ceiling channels 0.55 x 100 x 32 x 32 x 3660mm 11 Nos.
3. Steel stud 0.55 x 98 x 34 x 36 x 3660mm 46 Nos.
4. Intermediate channel 0.9 x 45 x 15 x 15 x 3660 mm 55 Nos.
5. Self drilling & tapping screws 25 & 35 mm long 5400 Nos. each
6. Ceramic Wool 75 mm thick x 48 Kg/ m3 100 m2
7. Jointing compound 20 Kg 6 Bags
8. Self-adhesive fibre tape 48 mm wide 4 Rolls