Description

Insulated metal stud partition system based on Fermacell Gypsum-Fibreboard linings.

General information

Uniclass 2015

Ss_25_10_30_35 Gypsum board partition systemsPrimary

CAWS

K10/125 Metal stud partition system

Specification data - Gypsum board partition systems

Product Reference

Fermacell 1S31 Insulated Partition

Metal studs

75 mm

100 mm

Insulation

50 mm - 50 kg/m³

60 mm - 30 kg/m³

Linings

One layer 10 mm Fermacell and one layer 12.5 mm Fermacell each side

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

Two layers of 12.5 mm Fermacell each side

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

Finishing

-

Type

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.

Standard product features

Lining fixing:

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

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

Fire resistance:

  • 90 minutes.
  • 120 minutes (2 x 12.5 mm Fermacell and 50 mm 50 kg/m³ mineral wool).

Metal studs:

  • 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).

Insulation (minimum density):

  • 50 mm mineral wool: 50 kg/m³.- min for 120 minute Fire Rating.
  • 60 mm mineral wool: 35 kg/m³.

Partition performance (based on stud type and lining thickness):

90 Minute Solution:

- 75 mm stud, 12.5 + 10 mm Fermacell to each side, 60 mm mineral wool (30 kg/m³):

  • Height (maximum): 5.50 m.
  • Thickness (overall): 120 mm.
  • Airborne sound resistance (Rw): 62 dB.

- 100 mm stud, 12.5 + 10 mm Fermacell to each side, 60 mm mineral wool (30 kg/m³):

  • Height (maximum): 6.50 m.
  • Thickness (overall): 145 mm.
  • Airborne sound resistance (Rw): 62 dB.

120 Minute Solution:

- 75 mm stud, 12.5 + 12.5 mm Fermacell to each side, 50 mm mineral wool (50 kg/m³):

  • Height (maximum): 3.04 m.
  • Thickness (overall): 120 mm.
  • Airborne sound resistance (Rw): 62 dB.

- 100 mm stud, 12.5 + 12.5 mm Fermacell to each side, 50 mm mineral wool (50 kg/m³):

  • Height (maximum): 3.99 m.
  • Thickness (overall): 150 mm.
  • Airborne sound resistance (Rw): 62 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

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