Suspended ceiling system with two layers of Fermacell Gypsum-Fibreboard.

General information

Uniclass 2015

Ss_30_25_10_35 Gypsum board suspended ceiling systemsPrimary


K10/220 Proprietary suspended ceiling system

Specification data - Gypsum board suspended ceiling systems

Product Reference

Fermacell 2S11u suspended ceiling system

Suspension system


Secondary grid centres

Maximum 350 mm to support Fermacell Boards.


Two layers of 10 mm Fermacell

Two layers of 12.5 mm Fermacell





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 protection:

30 minutes.

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.

Offset all board joints by minimum 200 mm.


Fermacell Orange Book

Fermacell Orange Book

Fermacell Product Selector

Fermacell Product Selector

Third party certifications

  • 90/2439
  • ETA
  • ECO Institute

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