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Knauf Horizontal Shaftwall - Ceiling System: HSW-2xCT-92-092-6-3x12.5-FP-50

Verified by manufacturer 1 month ago

Knauf UK Third party certifications:
  • EPD

    EPD

    Certificate type

Knauf Horizontal Shaftwall - Ceiling System is an innovative, non-loadbearing independent ceiling system (membrane) providing fire resistance from below and or from above.

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Application

Formation of enclosures around service and lift shafts while working from one side.

Description

Knauf Horizontal Shaftwall is an innovative, non-loadbearing independent ceiling system (membrane) providing fire resistance from below and or from above.

The exclusive arrangement allows the system to be built from one side.

General information

Material

Gypsum

Metal

Stone wool

Shape

Rectangle

Other

Square

Width

Bespoke

Height

Bespoke

Uniclass

Ss_25_10_30_35 Gypsum board partition systemsPrimary

CAWS

K10/30 Metal stud

K10/125 Metal stud partition system

Specification data - Gypsum board partition systems

Framing

Perimeter: Knauf 94 J Channel (0.92).
Back-to-back Knauf 92 mm CT Studs (0.92) at 600 mm centres to form horizontal frame.

Insulation

50 mm Knauf Insulation Rocksilk RS60®.

Linings

3 x 12.5 mm Knauf Fire Panel to underside of double CT stud.

Fasteners

Inner layer: 25 mm Knauf Drywall Screws, self tapping.
Middle layer: 35 mm Knauf Drywall Screws, self tapping.
Outer layer: 45 mm Knauf Drywall Screws, self tapping.

Joint treatment

N/A.

Finish

For paint finishes: System must be taped and jointed using Knauf Joint Filler (Premium) or Knauf Joint Cement Premium and Knauf Joint Tape (Paper). Or alternative Knauf jointing compounds manufactured to EN 13963.
Knauf Wallboard Primer applied once taping and jointing completed.
Prior to where paint decoration is required. For preparation for decoration of where gypsum plaster skim is required, the outer layer of plasterboard joints is required to be taped and filled, using Knauf Joint Filler (Premium) and Knauf Joint Tape (Paper) meeting quality level 1 in accordance with Eurogypsum - Drywall Jointing & Finishing - Surface quality level classification.

For application where gypsum skim finish is required, the Knauf system is to be taped and filled using Knauf jointing compounds.

Execution

Consult manufacturer's literature at
https://www.knauf.co.uk/our-services/resources

Fire resistance

EI 60:60 tested in accordance with BS EN 1364-2.

Guidance for specification option:

System is tested in both directions: from below to above, and above to below.

Sound insulation

N/A.

Duty rating (to BS 5234-2)

N/A.

System code

HSW-2xCT-92-092-6-3x12.5-FP-50.

Span

-

Manufacturer guidance

Insert requirements, maximum 4000 mm.

System depth

181.5 mm.

Guidance for specification option:

Installation void: 50–100 mm suggested workable space above the system to allow the installation of insulation.

To be read in conjunction with the Knauf Horizontal Shaftwall – Ceiling System Standard details.

Sustainability data

Country of material origin

Spain

Manufacturer guidance

Applies to our natural gypsum only which is the main component of plasterboard. Other components are from other countries. Please contact Knauf for more details.

Country of product manufacture

United Kingdom

Manufacturer guidance

UK applies to the majority of manufacture but a small percentage of finished items may be imported. Please contact Knauf for more details.

Material

Gypsum

Metal

Stone wool

Embodied carbon

A1-A3 (production stage) as defined in BS EN 15804

-

Manufacturer guidance

Individual product EPDs for plasterboard and metal components available at: https://www.knauf.co.uk/our-services/resources/environmental-product-declarations-1

Recyclability

Individual product EPDs for plasterboard and metal components available at: https://www.knauf.co.uk/our-services/resources/environmental-product-declarations-1

Recycled content

As defined in clause 7.8 of BS EN ISO 14021

11.9 %

Manufacturer guidance

(2023 average by mass for all UK produced plasterboards, recycled gypsum & paper)

Third party certifications

Third party certifications

EPD

EPD

Knauf Fire Panel EPD

EPD

EPD

Knauf Internal Metal Partition Components EPD

Literature

Knauf Fill and Finish Light Data Sheet

Knauf Fill and Finish Light Data Sheet

Knauf CT Stud Data Sheet

Knauf CT Stud Data Sheet

Knauf J Channel Data Sheet

Knauf J Channel Data Sheet

Knauf Self Tapping Drywall Screws Data Sheet

Knauf Self Tapping Drywall Screws Data Sheet

Knauf Rocksilk Building Slab Data Sheet

Knauf Rocksilk Building Slab Data Sheet

Knauf Standard Details - Shaftwall Triple Boarded

Knauf Standard Details - Shaftwall Triple Boarded

The 100% Knauf System Performance Warranty

The 100% Knauf System Performance Warranty

Knauf Specification Disclaimer

Knauf Specification Disclaimer

Knauf Fire Panel Data Sheet

Knauf Fire Panel Data Sheet

Knauf Joint Filler Premium Data Sheet

Knauf Joint Filler Premium Data Sheet

Knauf Paper Joint Tape Data Sheet

Knauf Paper Joint Tape Data Sheet

Knauf Intumescent and Acoustic Mastic Data Sheet

Knauf Intumescent and Acoustic Mastic Data Sheet

Knauf BS Compliance Systems

Knauf BS Compliance Systems

Knauf EN Compliance Systems

Knauf EN Compliance Systems