NBS Source
List your products
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

K10/30 Metal stud

Specification data - Gypsum board partition systems
Product Reference

Fermacell 1S33 Insulated Partition

Metal studs

75 mm

100 mm

Insulation

60 mm

80 mm

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.

Standard product features

Stud centres:

900 mm - 90 minute fire rating.

600 mm - 120 minute fire rating.

Linings:

18 mm Fermacell Gypsum-Fibreboard each side.

- Fixings:

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 (using 80 mm x 50 kgm³ mineral wool).

Insulation (minimum density):

  • 60 mm mineral wool: 50 kg/m³.
  • 80 mm mineral wool: 50 kg/m³.

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

90 Minute Solutions:

- 75 mm stud, 60 mm x 50 kgm³ mineral wool:

  • Height (maximum): 4.00 m.
  • Thickness (overall): 111 mm.
  • Airborne sound resistance (Rw): 57 dB.

- 100 mm stud, 60 mm x 50 kgm³ mineral wool:

  • Height (maximum): 4.46 m.
  • Thickness (overall): 136 mm.
  • Airborne sound resistance (Rw): 57 dB.

120 minute Solution:

- 100 mm stud, 80 mm x 50 kgm³ mineral wool:

  • Height (maximum): 4.37 m.
  • Thickness (overall): 136 mm.
  • Airborne sound resistance (Rw): 57 dB.

Environmental information
Recycled content

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

Literature
Third party certifications
  • 90/2439
  • ETA
  • ECO Institute
Similar products from James Hardie Building Products Ltd