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Knauf Wall Liner: WL-900-12.5-WB-0 / WL-600-12.5-WB-0 / WL-300-12.5-WB-0

Name: Knauf Wall Liner: WL-900-12.5-WB-0 / WL-600-12.5-WB-0 / WL-300-12.5-WB-0
Brand: Knauf UK
SKU: aEuVSxgZUBiorK3x7RpcPf

Verified by manufacturer 1 month ago

WL-900-12.5-WB-0

Knauf UK

Third party certifications:

EPD
Certificate type

Knauf Wall Liner System is extremely versatile and can be specified for application on masonry backgrounds with moderate irregularities between 20 and 125 mm.

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0800 521 050 Website

Application

Gypsum board wall lining system.

Description

Knauf Wall Liner System is extremely versatile and can be specified for application on masonry backgrounds with moderate irregularities between 20 and 125 mm.

Features and benefits:

It can accommodate any range of Knauf Plasterboards (other board types specified separately).
Can overcome substantial irregularities on background.
The lining void can accommodate large service runs and any required insulation.
Little or no background preparation is required.

Knauf Wall Liner must be installed in accordance with Knauf ’s recommendations and the recommendations of BS 8212: 1995 and BS 8000: Part 8: 1994.

General information

Material	Gypsum Metal
Width	Bespoke
Height	Bespoke

Uniclass	Ss_25_25_45_35 Gypsum board wall lining systemsPrimary
CAWS	K10/165 Wall lining system (metal framing) K10/35 Wall lining system (metal framing)

Specification data - Gypsum board wall lining systems

Support	Knauf 'C' channel (47 x 17 mm) at required centres to suit maximum height. Reduce Knauf 'C' channel centres to 400 mm for areas to receive ceramic tiled finish when using Knauf plasterboard. Knauf Universal Brackets at centres to suit maximum height (maximum spacing 900 mm). Knauf 'U' channel - Perimeter Support 20 mm 'U' (0.55). Approved fixings at maximum 600 mm centres. Manufacturer guidance Maximum ‘C’ channel spacing dependent on System code; see also Partition height for details. It is the responsibility of the site installation team to ensure all fixings are checked for suitability to the substrate and loadings in accordance with the manufacturer’s certification and relevant approvals.
Insulation	N/A.
Linings	1 x 12.5 mm Knauf Wallboard to room side.
Fasteners	25 mm Knauf Drywall Screws - self tapping.
Joint treatment	Horizontal joint: Knauf Flat Fixing Plate.
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. When using Knauf Performance Plus, the applicator of gypsum skim finish is required to check if pre-treatment is required.

Execution	Consult manufacturer's literature at https://www.knauf.co.uk/our-services/resources
Deflection head	If deflection is to be accommodated, recommendation to stop short head of wall liner system, the required dimension short of the soffit and install uppermost support bracket on each Knauf 'C' Channel. Refer to Knauf standard details.
Duty rating (to BS 5234-2)	Medium Duty in accordance with BS 5234-2. Clause 1.6.2 & 1.6.3 of Annex B & C.
System code	WL-900-12.5-WB-0. Guidance for specification option: Knauf Universal Brackets located at maximum 900 mm centres.
System height	Guidance for specification option: Insert requirements, maximum 4000 mm. Based on Knauf Universal Brackets located at 900 mm centres.
System thickness	38 mm. Manufacturer guidance System designed to accommodate backgrounds with moderate irregularities between 20 and 125 mm. Architect/ designer to provide dimensions.

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
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-2
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)