Description

Independent, metal stud lining system based on Fermacell Gypsum-Fibreboard linings.

General information

Uniclass 2015

Ss_25_25_45_35 Gypsum board wall lining systemsPrimary

CAWS

K10/155 Wall lining system (metal studs)

K10/30 Metal stud

Specification data - Gypsum board wall lining systems

Product Reference

Fermacell 3S21 Independent Lining

Metal studs

50 mm

75 mm

100 mm

Finishing

Not required

Fermacell Fine Surface Treatment (FST)

Joint treatment

Fermacell Jointstik 1 mm glued joint

Square edged boards.

Fermacell Joint Filler 5–7 mm filled joint

For site cut boards.

Fermacell Joint Reinforcement Tape and Fermacell Joint Filler

Taper edge boards. N.B When using Tapered Edge Boards, first layer must be a Square Edge Board, for double layer systems.

Standard product features

Fire resistance:

60 minutes.

Stud centres:

600 mm.

Cavity between wall and studs (minimum):

10 mm.

Linings:

Two layers of 12.5 mm Fermacell Gypsum-Fibreboard.

- Lining fixings:

30 mm Fermacell screws at 400 mm centres and 40 mm Fermacell screws at 250 mm centres.

Insulation (minimum density):

50 mm mineral wool: 38 kg/m³.

Recycled content:

Best Fermacell gypsum fibreboard contains 100% recycled content. All by-products recyclable.

Other requirements:

Fire stopping around service penetrations. Frame out openings with the same number of layers of board as per above specification. Sockets backed using baffle boxes, intumescent putty pads or suitable rock mineral wool, sufficient to maintain the fire/acoustic performance.

Movement joints are required at maximum 8 linear metre intervals.

Refer to manufacturer's literature. Vapour barrier as required for high humidity areas.

For tiled areas reduce studs to 400 mm centres as required. Tile adhesive to be suitable for gypsum based substrate.

Provide door reinforcement as required to suit door weights and opening size. Ensure no vertical joints at door jambs.

Offset all board joints by minimum 200 mm.

Product Options

Metal studs:

  • 50 mm Fermacell DIN Standard Steel (50 mm fixing face, 0.6 mm gauge).
  • 75 mm Fermacell DIN Standard Steel (50 mm fixing face, 0.6 mm gauge).
  • 100 mm Fermacell DIN Standard Steel (50 mm fixing face, 0.6 mm gauge).

Partition performance (based on stud type and insulation density/ thickness):

- 50 mm stud:

  • Height (maximum): 3.00 m.
  • Thickness (overall): 75 mm.
  • Improved sound resistance (Rw): 22 dB.

- 75 mm stud:

  • Height (maximum): 3.50 m.
  • Thickness (overall): 100 mm.
  • Improved sound resistance (Rw): 22 dB.

- 100 mm stud:

  • Height (maximum): 4.00 m.
  • Thickness (overall): 125 mm.
  • Improved sound resistance (Rw): 22 dB.

Environmental information

Recycled content

Best Fermacell gypsum fibreboard contains 100% recycled content. All by-products recyclable

Literature

Fermacell Orange Book

Fermacell Orange Book

Fermacell Product Selector

Fermacell Product Selector

Third party certifications

  • 90/2439
  • ETA
  • ECO Institute

Similar products from James Hardie Building Products Ltd

Fermacell 3S01 H2O Independent Lining

Fermacell 3S01 Independent Lining

Fermacell 3S02 H2O Independent Lining

Fermacell 3S11 H2O Independent Lining

Fermacell 3S12 Independent Lining

Fermacell 3TP01 Wall Lining on Adhesive Dabs

Fermacell 3WH01 Wall Lining on Timber Subframe

Fermacell 3WH02 Wall Lining on Timber Subframe

Fermacell 3WS01 Adjustable Wall Lining on Steel Subframe

Fermacell 3WS02 Adjustable Wall Lining on Steel Subframe