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KLH® - Cross Laminated Timber (CLT) - Cross Laminated Structural Timber

Verified by manufacturer 3 days ago

Domestic Visible (DVQ)

KLH UK Ltd Variant:
Product certifications:
  • BBA Agrément Certificate

    BBA Agrément Certificate

    Certificate type

  • ISO 14025

    Certificate type

  • BBA Agrément Certificate

    BBA Agrément Certificate

    Certificate type

  • BBA Agrément Certificate

    BBA Agrément Certificate

    Certificate type

Cross Laminated Timber (CLT) Panels.

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Application

Suitable for wall, floor and roof applications.

Description

Cross-Laminated Timber (CLT) is made from timber lamellae - typically spruce. These are stacked in layers arranged perpendicular to each other and then bonded under high pressure using formaldehyde free adhesives to form large-format structural building components with bi-axial qualities.

The KLH solid timber panels are mass customised structural construction components that can be used as wall, floor and roof panels for construction projects of all building sectors. Thanks to the cross lamination of the timber lamellae, the effects of moisture movement in the panel plane are reduced to an insignificant minimum, whilst at the same time, it increases the overall structural load bearing capacity and dimensional stability in the panel plane.

The KLH panels are manufactured in accordance with the KLH European Technical Assessment (ETA-06/0138) and only kiln dried timber with a moisture content of 12% (+/- 2%) is used to produce KLH® solid timber elements. KLH® solid timber panels are CE certified building materials. The raw timber lamellae used for the production are sourced from sustainably managed forests and are either PEFC or FSC® C119602 certified.

The KLH elements are produced in our state of the art facilities exclusively on a project by project basis. The thickness and the number of layers of the panels are typically governed by the structural specification and fire resistance requirements. Using CAD/CAM processes and based on the approved fabrication drawings and/or a BIM model, the elements are precisely cut using our state-of-the-art CNC systems. The completed elements are then delivered directly to the construction site on a just-in-time basis, by articulated lorry. The site erection is carried out by KLH UK via approved teams of experienced specialist CLT installers, typically with the support of MEWPs and a mobile crane.

Features and benefits:

  • Ecologically sustainable and renewable construction material.
  • Healthy, comfortable room climate.
  • Lasting value.
  • Individuality in architecture and design.
  • Flexible space design.
  • Slender superstructure components generate more net floor area.
  • Light weight construction reducing foundation design and making it suitable for parcels of land otherwise unsuitable.
  • High capacity, dimensionally stable, large-format, assembly-friendly elements.
  • Reduced construction periods of the dry construction method enables faster handover to the end user.
  • Quality controlled and ISO-certified production processes.
  • Technically approved and CE-marked construction product.
  • Delivery of the prefabricated elements directly to the construction site.
  • Reduction in traffic movements on/off the construction site (lighter foundation design meaning less excavation and concrete truck movements and more capacity per CLT delivery due to lighter weight of the timber).

General information

Color

Brown

Other

Finish

Sanded

Planed

Natural

Other

Wood grain

Material

Timber

Shape

Rectangle

Square

Other

Length

Bespoke

16500 mm

Width

2450 mm

2500 mm

2430 mm

2950 mm

3100 mm

Show more

Height

60 mm

320 mm

Warranty description

50 year

Uniclass

Pr_20_85_08_17 Cross-laminated timber beamsPrimary

CAWS

G20/334 Cross-laminated timber panels

N10/10 Purpose-made

N10/110 Purpose-made

Specification data - Cross-laminated timber beams

Classification data

General requirements

Timber sourcing.

Wood species

Spruce/ pine.

Strength class

To BS EN 338, C24.

Form

Straight.

Nominal thickness

60–320 mm.

Adhesive

-

Service class

To BS EN 14080.

Surface quality

Domestic visible (DVQ).

Finish

Sanded.

Moisture content (maximum at delivery)

12%.

Service class

To BS EN 1995-1-1, Service Class 1.
To BS EN 1995-1-1, Service Class 2.

Preservative treatment

Not required.
Required.

Guidance for specification option:

  • Protective coatings and surface refinement on request.
  • Consult manufacturer for details and insert requirements.

Adhesive

Formaldehyde-free PUR adhesive Purbond HB-S and HB-X.

Guidance for specification option:

Approved for load-bearing and non-load-bearing components indoors and outdoors according to EN 15425.

Dimensions

-

Manufacturer guidance

Maximum element dimensions:

  • Length: 16.50 m.
  • Width: 3.50 m.
  • Thickness: 0.50 m.

Consult manufacturer for details and insert requirements.

Thermal conductivity

To EN ISO 10456, λ = 0.12 W/(m*K).

Vapour resistance

To EN ISO 12572, µ = 300 (dry) to 46 (wet).

Air tightness

To EN 12207, Class 4.

Reaction to fire

Euroclass D-s2, d0.

Resistance to fire

Fire analysis parameters according to ETA – 06/0138.

Sustainability data

Country of material origin

Austria

Country of product manufacture

Austria

Material

Timber
Carbon dioxide equivalent

Carbon dioxide equivalent, as defined in BS EN 15804

Self-declared

Stage
Normalised unit (kg CO₂ eq/kg)
Declared unit (kg CO₂ eq/kg)
Stage:A1–A3 ('Production stage')
Normalised unit : -675 (kg CO₂ eq/kg)
Declared unit : -675

Recyclability

100% reuse

Expected Life

50 year

Product certifications

BBA Agrément Certificate

BBA Agrément Certificate

UK Technical Assessment

ISO 14025

Environmental Product Declaration

BBA Agrément Certificate

Declaration of Conformity

BBA Agrément Certificate

Certificate of Constancy of Performance

Literature

Cross Laminated Timber

Cross Laminated Timber

KLH CLT Construction

KLH CLT Construction

CLT Assembly and Installation

CLT Assembly and Installation

CLT Building Physics

CLT Building Physics

CLT Lifting Systems with EC Declaration of Conformity

CLT Lifting Systems with EC Declaration of Conformity

CLT Precious Wood Surface

CLT Precious Wood Surface

CLT Rib Elements

CLT Rib Elements

CLT Structural Pre Analysis Tables

CLT Structural Pre Analysis Tables

CLT Timber Concrete Composites

CLT Timber Concrete Composites

Operating Instructions for KLH CLT Lifting Systems and Declaration of Conformity

Operating Instructions for KLH CLT Lifting Systems and Declaration of Conformity

Declaration of Performance

Declaration of Performance

Case studies

Timber Arch Volume 1

Timber Arch Volume 1

Timber Arch Volume 2

Timber Arch Volume 2

Timber Arch Volume 3

Timber Arch Volume 3

Timber Arch Volume 4

Timber Arch Volume 4