PA S S I O N ATE A B O U T S U S TA I N A B L E C O N S T R U C T I O N S P E C I A L I S T
D E S I G N ,
M A N U F A C T U R E ,
S U P P L Y
&
E R E C T I O N
KLH UK Ltd is part of KLH Massivholz GmbH, Austria
O F
C R O S S
L A M I N A T E D
S T R U C T U R A L
T I M B E R
P A N E L S
KLH UK •
Design, Manufacture, Supply and Erection services
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Factory capacity exceeding 750,000m² at two plants.
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First manufacturer to introduce a high pressure physical press into manufacturing process, which has yet to be surpassed.
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p y solvent and formaldehyde y free PUR adhesive Completely
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Close relationship between KLH UK and KLH Massivholz
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Unique UK office set up
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C ll b t working Collaborative k approachh
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Wide range of project experience
Working with numerous architects and engineers KLH UK assist in the development of sustainable and cost effective structural solutions - seeking to optimise the design and buildability of a project from the outset. KLH UK
PRODUCTION METHOD
BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
KLH = KreuzLagenHolz Engl. = Cross Laminated Solid Timber Panels
KLH UK
PRODUCTION METHOD
BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
KLH = KreuzLagenHolz Engl. = Cross Laminated Solid Timber Panels
90 degrees
KLH UK
PRODUCTION METHOD
BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
PRODUCTION METHOD Pressure 5 to 7 kg/cm2 - equivalent 500 kN/m2
16.55mm Maximum length
500mm
Maximum size after cutting = 2 95m (2 2.95m (2.98) 98) x 16 16.5m 5m KLH UK
PRODUCTION METHOD
3.0m Maximum width/height BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
PRODUCTION METHOD Pressure 5 to 7 kg/cm2 - equivalent 500 kN/m2
16.55mm Maximum length
500mm
Maximum size after cutting = 2 95m (2 2.95m (2.98) 98) x 16 16.5m 5m KLH UK
PRODUCTION METHOD
3.0m Maximum width/height BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
PRODUCTION METHOD Pressure 5 to 7 kg/cm2 - equivalent 500 kN/m2
16.55mm Maximum length
500mm
Maximum size after cutting = 2 95m (2 2.95m (2.98) 98) x 16 16.5m 5m KLH UK
PRODUCTION METHOD
3.0m Maximum width/height BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
PRODUCTION METHOD Pressure 5 to 7 kg/cm2 - equivalent 500 kN/m2
16.55mm Maximum length
500mm
Maximum size after cutting = 2 95m (2 2.95m (2.98) 98) x 16 16.5m 5m KLH UK
PRODUCTION METHOD
3.0m Maximum width/height BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
PRODUCTION METHOD Pressure 5 to 7 kg/cm2 - equivalent 500 kN/m2
16.55mm Maximum length
500mm
Maximum size after cutting = 2 95m (2 2.95m (2.98) 98) x 16 16.5m 5m KLH UK
PRODUCTION METHOD
3.0m Maximum width/height BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
PRODUCTION METHOD Pressure 5 to 7 kg/cm2 - equivalent 500 kN/m2
16.55mm Maximum length
500mm
Maximum size after cutting = 2 95m (2 2.95m (2.98) 98) x 16 16.5m 5m KLH UK
PRODUCTION METHOD
3.0m Maximum width/height BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
PRODUCTION METHOD Boards for floors ceilings etc.: DL (top layer longitudinal)
Boards for walls: DQ (Top layer vertical)
KLH UK
PRODUCTION METHOD
BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
PRODUCTION METHOD •
Production process is zero-waste – all off-cuts, wood shavings, sawdust are manufactured into biomass pellets, & used to generate heat / power for the factory (excess is sold to local CHP plant)
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Factory capacity approx 4000m2 per day (depending on thickness) – average f il house family h approx 300 - 400m2; 400 2 can bbe iimprovedd upon with ith iimplementation l t ti of 3rd shift
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KLH UK
Panels cut & processed using state state-of-the-art of the art CNC technologies
PRODUCTION METHOD
BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
BUILDING WITH TIMBER •
Timber is the only renewable structural building material
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Timber has the lowest energy consumption of any building material across its lifecycle
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Using solid timber will reduce carbon emissions, when used in place of concrete, steel brick & block etc steel,
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KLH UK
Forests act as a carbon “sink” , storing carbon
PRODUCTION METHOD
BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
BUILDING WITH TIMBER •
Forests sequester carbon i.e. remove carbon dioxide from the atmosphere (and turn it into plant material)
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Using one cubic metre – approx 500kg - of timber instead of other materials results in 0.8Tonnes of stored / sequestered CO2 (Wood for Good – “the role of wood in reducing climate change change”)). Therefore structure at Norwich Academy has approx 2,750 tonnes of sequestered CO2
KLH UK
PRODUCTION METHOD
BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
TIMBER AS AN ALTERNATIVE…. •
The production of Portland Cement results in around 870kg of CO2 emissions per tonne of cement (“The cement industry’s role in climate change”, Dr Robert McCaffrey, Global Cement & Lime Magazine)
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Substituting GGBS Cement - ground granulated blastfurnace slag - (typical mix 40 – 50 ) may reduce d CO2 emissions i i in i concrete, t bbutt only l bby aroundd 100 100-130kg 130k per tonne (Ecocem)
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The production of steel results in around 1.75 1 75 tonnes of CO2 emissions per tonne steel (The Carbon Trust)
KLH UK
PRODUCTION METHOD
BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
TECHNICAL •
KLH – Full European Technical Approval (ETA 06/138)
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KLH – Boards + manufacturing process PEFC (Programme for the Endorsement of Forest Certification schemes) Certified
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KLH – Manufactured with formaldehyde-free adhesive (Collano Purbond 110)
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KLH - Europe’s largest supplier of cross-laminated structural timber panels
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BRE Durability Report – 60 year lifespan
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Zurich System Approval
KLH UK
PRODUCTION METHOD
BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
FIRE PERFORMANCE •
Calculated on charring rate
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Top layer burns at 0.67mm / min; subsequent layers at 0.76mm / min
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Performance can be improved with additional layers of plasterboard
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Generally 3-layers boards can achieve REI 30; 5-layer boards REI 60
ACOUSTICS •
KLH UK
A variety of different solutions...dependent upon exposed timber
PRODUCTION METHOD
BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
AIR TIGHTNESS •
Panels are classed as airtight
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All joints are taped to create seal between panels
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Therefore, critical areas are windows, doors, service penetrations etc
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KLH structures have been built to passivhaus standards on large-scale developments
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Air permeability of 1.0 (m3/hr.m2 @ 50 Pascals) can be achieved – dependent on quality lit off following f ll i workmanship k hi (rather ( th th than superstructure) t t )
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KLH UK
Test results on UK building have resulted in rates of 1.6 – 5.0
PRODUCTION METHOD
BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
KLH PANELS – STRUCTURAL ADVANTAGES o
Dead weight helps resisting overturning forces.
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High thermal and fire performances.
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High dimensional stability , no need for complicated movement joints.
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Cladding can be fixed directly to the walls.
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Platform construction sequence is used to limit the use of temporary structure: walls are temporarily braced until floor panels are installed.
KLH UK
PRODUCTION METHOD
BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
KLH PANELS – STRUCTURAL ADVANTAGES o
Fixings used to connect panels to each other also transfer shear forces, giving robustness to the building.
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Solid panels ensure all fixings can be flexible position wise.
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Lateral loads (wind) can be transferred through diaphragm action of the floors t allll walls to ll
KLH UK
PRODUCTION METHOD
BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
KLH UK
PRODUCTION METHOD
BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
KLH PANELS – DETAILS
KLH UK
PRODUCTION METHOD
BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
KLH PANELS – DETAILS
KLH UK
PRODUCTION METHOD
BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
KLH PANELS – TYPICAL CONNECTIONS External Wall to Slab
KLH UK
PRODUCTION METHOD
Internal Wall to Slab
BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
KLH PANELS – TYPICAL CONNECTIONS Panel to Panel
KLH UK
PRODUCTION METHOD
BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
KLH PANELS – TYPICAL CONNECTIONS Wall/Floor/Wall
KLH UK
PRODUCTION METHOD
BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
PROJECTS RESIDENTIAL EDUCATION ARTS & EXHIBTION CIVIC/PUBLIC COMMERICAL
KLH UK
PRODUCTION METHOD
BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
PRIVATE HILL SIDE HOUSE, AUSTRIA
RESIDENTIAL BUILDING, FRAUENGASSE
STADTHAUS, MURRAY GROVE Waugh Thistleton, London
Winner of Structural Wood Award; Offsite Construction Wood Award
STADTHAUS, Murray Grove, London FAST CONSTRUCTION •
Programme saving of approx 18 weeks (versus concrete frame)
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4 carpenters + mobile crane = 28 working days for timber superstructure
BENEFITS FOR FOLLOWING TRADES •
Very precise structural openings – windows can be pre pre-ordered ordered, and fixing / detailing for airtightness simplified
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Solid timber elements to fix back to: first-fix M&E / cladding contractors very happy!
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Dimensional stability, precision, plumbness – e.g. no shimming of cladding rails
CLEAN, QUIET, RELATIVELY DUST-FREE WORKING ENVIRONMENT NO NEED FOR TOWER CRANE & THEREFORE SEPARATE FOUNDATIONS KLH UK
PRODUCTION METHOD
BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
STADTHAUS, - Sustainability CARBON •
Energy produced during construction (i.e. production of construction materials etc) is rarely l considered, d d BUT, BUT th this can accountt for f aroundd a 1/3 off the th overallll “carbon b cost” t off a building over it’s lifetime (although expended over a very short period of time)
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The proposed potential option of a reinforced concrete frame would have resulted in a production process creating upwards of 125 tonnes of carbon......*
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KLH superstructure actually stores approx 185 tonnes*
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Therefore, the usual requirement of 10 percent carbon reduction through renewables would equate to the same saving only after 200 years of the building’s constant use*
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KLH UK
*figures from Michael Popper Associates PRODUCTION METHOD
BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
STADTHAUS, - Sustainability CARBON •
Ultimately offered savings to the contractor / developer – only viable source of renewables was via GSHP GSHP, which h h would ld hhave requiredd a basement b t to t be b built.... b lt
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KLH UK
Roof area was also freed up as an amenity space (no photovoltaics)
PRODUCTION METHOD
BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
PROJECTS RESIDENTIAL EDUCATION ARTS & EXHIBITION CIVIC/PUBLIC COMMERCIAL
KLH UK
PRODUCTION METHOD
BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
PROJECTS
EDUCATION Archway Early Years Centre
Parish Church School
Bessemer Grange School
Rye Oak School
Birkbeck College
Sandal Magna Primary
Cola Islington
St Benedicts School
Colfes School
St Charles Sixth Form College
Cranleigh School
St John Fisher RC School
Falmouth College
Thomas School Clapham
Heartsease Academy, Norwich
West Buckland School
HTG Primary
West Kent College
Lauriston School Phases 1-3 Marylebone School Northbury School KLH UK
PRODUCTION METHOD
BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
KINGSDALE SCHOOL SPORTS FACILITY dRMM Architects, London
Finalist in Building Awards; Short-listed for World Architecture Festival Awards
FALMOUTH COLLEGE Urban Salon Architects, London
Winner of International Green Apple Award, Built Environment; RIBA Award for Architecture; LABC South West; Timber in Construction Award; Best Educational Project at Off Site Construction Awards
THOMAS’S SCHOOL Claridge Architects
OPEN ACADEMY, NORWICH Sheppard Robson, London
Largest cross laminated structure in the UK
ST. JOHN FISHER SCHOOL GSS Architects
NORTHBURY SCHOOL Greenhill Jenner Architects, London
PROJECTS RESIDENTIAL EDUCATION ARTS & EXHIBITION CIVIC/PUBLIC COMMERCIAL
KLH UK
PRODUCTION METHOD
BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
TERMITE PAVILION, PESTIVAL 2009 Softroom Architects, London
MK 40 Tower dRMM Architects, London
PROJECTS RESIDENTIAL EDUCATION ARTS & EXHIBITION CIVIC/PUBLIC COMMERCIAL
KLH UK
PRODUCTION METHOD
BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
BEDFONT LAKES Archer Architects, London
PROJECTS RESIDENTIAL EDUCATION ARTS & EXHIBTION CIVIC/PUBLIC COMMERICAL
KLH UK
PRODUCTION METHOD
BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
THE OFFICE David Grindley Architects, London
Won the RIBA Ibstock Downland Prize – Live/Work Category
CLIENTS & AWARDS Cl t include: Clients l d Adams Kara Taylor Amin Taha Architects Architype Bennetts Associaties Claridge Architects dRMM Dyer Feilden Clegg Bradley Architects Gotch Saunders & Surridge Architects Kier Neilcott Construction Pringle Richard Sharratt Architects Sheppard Robson Studio E Techniker Urban Salon KLH UK
PRODUCTION METHOD
Allies & Morrison Archer Architects atelier one Bere Architects David Grindley Architects DSDHA Edward Cullinan Architects Galliford Try Hudson Architects MRJ Rundell Architects Price & Myers Ramboll Softroom Tasou Architects Telford Homes Waugh Thistleton BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS
CL;IENTS & AWARDS A d include: Awards l d 2009 • Falmouth College Project – International Green Apple Award for the Built Environment • Falmouth College Project – RIBA Award for Architecture • Falmouth College Project – LABC South West Award, Best Education Building • Murray Grove Project – Short listed for RIBA London Region Award • Murray Grove Project – Innovation Award, Daily Mail Newspaper 2008
• • • • • KLH UK
Falmouth College Project – Timber in Construction Award
- Schools that Inspire
100% Detail 2008 – KLH wins Best Contribution Show Award Falmouth College Project - Falmouth Design & Technology block - Wins Best Education Project at Off Site Construction Awards. Murray Grove Project – KLH is the winner of the Structural Wood Award and the Offsite Construction Wood Award for 2008 Kingsdale g School Project j - A finalist in Buildingg Magazine g Awards, Project j of the Year category, g y and shortlisted in the World Architecture Festival Awards, in the Learning category PRODUCTION METHOD
BUILDING WITH TIMBER
TECHNICAL
KLH PANELS
PROJECTS