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The Kingspan TEK Building System of structural insulated panels (SIPs) has been used to create a spectacular, cantilevered self-build in Oxfordshire, achieving excellent airtightness and energy efficiency with a fast-track build programme.

Homeowner, Daniel Frazer, identified timber frame as his preferred construction method at the outset of the project due to its speed of build and ability to be constructed in most weather conditions. Following discussions with Greenspace Architects and Kingspan TEK Delivery Partners, Point 1 Building Systems, he finally settled on the Kingspan TEK Building System. “I was attracted to SIPs due to their air-tightness and even faster erection speed,” Daniel commented. “I particularly liked the ability to have a roof fabricated from the panels.”

The Kingspan TEK Building System is formed from rigid insulation panels which are faced with OSB/3. Kingspan TEK SIPs are pre-cut to each project’s specifications by trained delivery partners, ensuring a simple, fast and accurate installation once on site. Their unique jointing system also ensures excellent insulation continuity throughout the envelope whilst limiting air-leakage.

The building’s unique angular design presented some unusual challenges for the project team as architect, Geraint Edwards, explained:

“The first-floor volume cantilevers in two directions to create a balcony to the front of the house, along with an inset entrance doorway. We try to minimise the use of steel with SIPs projects but in this case it was necessary. The benefit of Kingspan TEK panels is that they can be used in combination with other structural elements – whether it is steel, glue-lam or masonry. It was also incredibly helpful to have an experienced Kingspan TEK Delivery Partner to advise on detailing and avoid unnecessary complications.”

Point 1 Building Systems used detailed 3D modelling to interrogate the requirements at the quotation stage and ensure an appropriate structural package was developed. Once the design was agreed they precisely manufactured the panels before delivering them to site to a careful scheduled programme. This supported a rapid build programme and allowed materials to be stored within the perimeter of the site, without encroaching into neighbouring plots.

In addition to the steel structural elements, the final package combines 142 mm Kingspan TEK panels with a 25 mm layer of Kingspan Thermawall TW55 and Thermapitch TP10, which was fitted throughout the envelope internally, helping to meet the demanding fabric performance requirements of the Graven Hill development. Besides achieving wall and roof U-values of 0.15 W/m2K, this also meant particular attention had to be paid to detailing.

“Psi-values were calculated showing the performance gain when the 25 mm layers of Kingspan Thermapitch TP10 and Thermawall TW55 were installed internally. Working within the scope of Graven Hill Plot Passport, our SAP assessor was able to confirm the required performance at an early stage to prove compliance.”

The home is also expected to achieve a measured air-leakage rate of less than 1 m3/m2hr @ 50 Pa. Daniel Frazer personally oversaw work to achieve this, which included applying silicone and airtight tape to all junctions other than those between the Kingspan TEK Building System panels.

 

For further information, please contact:

Tel: +44 (0) 1544 387 384

Email: literature@kingspantek.co.uk

Website: www.kingspantek.co.uk

 

The Kingspan TEK Building System of structural insulated panels (SIPs) has provided the bespoke, thermally efficient shell for a minimalist pavilion at Eton College’s Willowbrook Outdoor Sports Centre.

The stunning single-storey building, designed by Lewandowski Architects, sits at the centre of the site and provides a range of facilities including changing rooms, toilets and a kitchen along with a roof-top viewing platform. Feltham Construction managed work on the project which included the demolition of the building’s outdated predecessor. Wood was a key part of the material palette with charred timber fitted for the outer cladding and birch-ply boards fitted internally. This approach extended to the structure, with Bentley SIP Systems using the Kingspan TEK Building System for the walls of the structural shell.

Kingspan TEK Building System is formed from SIPs with a high performance, rigid insulation core autohesively bonded between two OSB/3 facings. 142mm thick Kingspan TEK panels were selected for the walls of the pavilion. As Kingspan TEK Delivery Partners, Bentley SIP Systems oversaw the design and factory cutting of the panels before delivering them to site.

 

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David Bentley from Bentley SIP Systems discussed the project:

“The Kingspan TEK Building System was specified by Lewandowski Architects at the pre-tender stage and we worked with them from that point to the erection of the building shell. The System was chosen both because of its excellent insulation properties and because it could facilitate a fast-track construction programme. As we pre-cut each panel to the project’s specific requirements, we were easily able to incorporate features such as the structural steel which supports the retractable glazing to the front of the building.”

The Kingspan TEK Building System’s unique jointing system ensures insulation continuity between the panels, helping to minimise repeating thermal bridges. In combination with the OSB/3 facing, this jointing arrangement also facilitates the creation of highly airtight buildings. This should help to reduce the long-term heating requirements for the project and provide a warm, comfortable environment for athletes and spectators.

Bentley SIP Systems’ operatives were able to rapidly erect the SIPs with a dry installation programme. The precision factory design eliminated the need for offsite alterations and waste whilst the OSB/3 facing provided an ideal substrate for the external and internal timber cladding.

For further information, please contact:

 

Tel: +44 (0) 1544 387 384

Fax: +44 (0) 1544 387 484

e.mail: literature@kingspantek.co.uk

Website: www.kingspantek.co.uk

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The Kingspan TEK Building System is providing a precise offsite building solution for one of the country’s largest Passivhaus developments in Bowthorpe, Norwich.

Rayne Park is the first development by Norwich Regeneration Company, wholly owned by Norwich City Council, and will include a mixture of private and affordable housing. RG Carter are constructing 112 of the 172 properties on the development to the Passivhaus Standard. The internationally renowned energy efficiency standard requires buildings to be both highly insulated and airtight.

After reviewing the market offering to achieve the demanding fabric requirements of the Passivhaus Standard, it was concluded that the Kingspan TEK Building System was the best solution for the project on the basis of technical specification and value offered.

Kingspan TEK structural insulated panels (SIPs) feature a high-performance insulation core sandwiched between two layers of OSB/3. The panels were fabricated to the site’s requirements by Kingspan TEK Delivery Partner, Kingspan Timber Solutions. This offsite fabrication process allowed the panels to be factory cut to the specific design requirements, minimising waste and allowing an accurate, fast-track erection process on site.

Kingspan TEK Building System panels can achieve U-values of 0.20 – 0.17 W/m2.K, or better ‘out of the box’. With the addition of an additional layer of insulation, the site team were able to further improve the thermal performance of the external walls – achieving a final external wall U-value as low as 0.09 W/m2.K.

The panels’ proprietary jointing system not only allows continuity of insulation at junctions but, in combination with the OSB/3 facings, also helps to create highly airtight buildings. Once the outer shell was erected, RG Carter installed an additional internal membrane and applied airtight tape to all joints, resulting in a final air leakage rate of from 0.37 to 0.56 air changes per hour @ 50 Pa. This highly airtight design necessitates the use of a mechanical ventilation heat recovery system (MVHR) to maintain a constant supply of fresh air within the properties. MVHR units use the heat from outgoing stale air to warm incoming fresh air, further reducing the property’s heating demand and creating a fresh and comfortable indoor environment.

It is expected that the properties will have a heating demand of just 11 kWh/m2a and a primary energy requirement pf 77 kWh/m2a. This heating demand is around 10% of that of an average home (estimated to be 140 kWh/m2/yr ), making them both cheap to run and comfortable to live in.

For further information, please contact:
Tel: +44 (0) 1544 387 384
Fax: +44 (0) 1544 387 484
E.mail: literature@kingspantek.co.uk
Website: www.kingspantek.co.uk
www.twitter.com/KingspanIns_UK
www.linkedin.com/company/kingspan-insulation-uk

Kingspan TEK Cladding Panels have provided an offsite wall solution for a unique school and leisure campus in Littleport, helping the project to achieve excellent thermal performance within a tight construction deadline.

The £37.5 million development, designed by SNC-Lavalin’s Atkins business, co-locates a pre-school, Littleport and East Cambridgeshire Academy (LECA), Highfield Littleport Academy Special Education Needs (SEN) school and a public leisure centre. It has helped to create an inclusive community where children of all ages and abilities can develop together. To ensure the ambitious plan would be delivered in time for the new school year without compromising on the facilities’ energy performance, 142 mm-thick Kingspan TEK Cladding Panels were specified for many of the external walls.

Kingspan TEK Structural Insulated Panels (SIPs) were designed and factory cut to the project’s unique specifications by Kingspan Timber Solutions. This offsite production process minimised site waste and enabled the panels to be quickly installed onto the steel frame, ready for main contractors, Morgan Sindall Construction, to apply the final external finishes.

The highly-insulated core of the Kingspan TEK Cladding Panels allowed the project to meet its thermal performance targets. Meanwhile, the OSB/3 facing and unique jointing system minimised air-leakage through the building envelope, helping the scheme achieve a BREEAM ‘Very Good’ rating. In addition to supporting a fabric first approach and limiting the heating demand, the product’s excellent thermal performance also helped to keep wall constructions to a minimum depth, maximising the useable space within.

This was Morgan Sindall Construction’s first project implementing BIM design methods up to level 2 compliance. Utilising BIM can help with project planning, clash detection, wastage reduction, and costings. Both the 142 mm and 172 mm Kingspan TEK Cladding panels are available as BIM objects in Revit and IFC formats. Please visit www.kingspaninsulation.co.uk/BIM for more information.

Image credit: Morgan Sindall Construction

For further information, please contact:
Tel: +44 (0) 1544 387 384
Fax: +44 (0) 1544 387 484
e.mail: literature@kingspantek.co.uk
Website: www.kingspantek.co.uk
www.twitter.com/KingspanIns_UK
www.linkedin.com/company/kingspan-insulation-uk

For modular buildings to be energy efficient, healthy, and moisture free what is required is a holistic approach to a total system which manages the balance of Heat, Air, Moisture Movement (HAMM), considering an integrated approach to airtightness, insulation and condensation control.

Buildings with very low rates of air leakage require correspondingly higher levels of ventilation as part of a balanced, design approach. It’s important to bear in mind that ventilation is controllable, and therefore can be accounted for within the overall design, whereas uncontrolled air leakage is not.

The incorrect specification or installation of effective thermal barriers will lead to unmanaged heat loss, impacting directly on the energy efficiency of the building and its systems.

Airtightness and vapour permeability

Air movement is important in the building envelope both infiltration and escape. We need to control interior conditioned air (whether heated or cooled) escaping and exterior air infiltrating that puts more pressure on heating or cooling mechanisms internally. Airtight membranes are key in this area whether vapour and air open/closed or variable.

Moisture vapour will pass through the various layers of any construction by both convection and diffusion. The objective is to ensure, by design, that the moisture vapour can disperse to the outside atmosphere without being cooled to below dewpoint temperature, thus eliminating condensation and associated problems such as mould growth.

To avoid the occurrence of excess condensation, which can result in mould growth and damage to the building fabric, designers should assess the amount of water vapour likely to be generated within the building and determine the resultant increase in internal vapour pressure above that of external air. They should then consider the physical properties of the construction separating inside from outside.

Why airtightness is crucial to modular building design

There is absolutely no question that an integral part of modern building design is influenced by energy efficiency. In the EU it is estimated that buildings account for approximately 40% of energy consumption and are responsible for some 36% of CO2 emissions. Closer to home, around 45% of UK CO2 emissions come from the built environment, (27% from domestic dwellings and 18% from non-domestic).

Airtightness improves energy efficiency

As thermal insulation requirements have increased over the last few years, the proportion of energy lost through air leakage has become more evident. The ever-increasing thermal insulation required will, however, be rendered largely ineffective unless the airtightness of the structure itself is addressed. Air leakage greatly reduces the effect of thermal insulation; therefore if energy efficiency is to be improved within buildings, this is the most critical area to focus on.

In addition to improved insulation, energy efficient heating systems will also be ineffective if warm air can escape the building and cold air can seep in. This is reflected in the fact that total space heating costs in an airtight construction may be considerably less than in a leaky one.

Air leakage through cracks, gaps, holes and improperly sealed elements such as doors and windows can cause a significant reduction in the performance of even thermally insulated envelopes. Architects are increasingly turning to air barrier membranes as an essential part of the design process in achieving the most effective means of controlling and reducing air leaks.

In terms of the energy efficiency of a building, uncontrolled air flow will almost certainly have a major impact. Initial heat load calculations for heating and cooling equipment will usually make an allowance for a level of natural infiltration or uncontrolled air flow. The higher the infiltration rate, the lower the energy efficiency of the building. Efficiency levels can be affected by both natural and mechanical air movements. The forces of wind and stack effects will lead to a level of air infiltration and subsequent efficiency loss. Sealing the shell of the building and any un-designed holes can reduce the impact of wind and stack effects and improve the overall energy efficiency.

Airtightness protects building fabric and reduces maintenance costs

Unmanaged or uncontrolled air flow will act as a carrier for moist air, drawing it from outside in, or pulling it from inside out, into walls, ceilings, and roofs. The impact of uncontrolled moist air movement can have a long-term detrimental effect on the durability and life of the building. This, in turn, can lead to:

  • Decay of organic materials such as timber frames
  • Saturation of insulating materials, thus reducing their insulative effect (further increasing heat loss)
  • Corrosion of metal components
  • Frost damage where moisture has accumulated on the cold side of the insulation

The design of an effective airtight system will reduce the risk of uncontrolled moisture movement, and the potential for damage caused by condensation within the building fabric.

Effective airtightness design

The two main ways to achieve airtightness in the building envelope are internally or externally, or in other terms, ‘inside of the services zone’ or ‘outside of the services zone’.

Traditional use of internal air barriers can be more complex and costly to install, due to the need to accommodate building services such as electrical, lighting, heating and drainage systems. An internal air barrier is only as good as its installation. If all the service penetrations are not adequately sealed, performance will be compromised.

For many years, external air barriers have been commonly specified in North American building design and construction. By moving the air barrier to the external side of the structural frame, external air barrier systems such as Wraptite from A. Proctor Group allow for an almost penetration-free airtight layer, which can be installed faster and more robustly. This offers an effective but simple system comprising a self-adhesive vapour permeable air barrier membrane, plus vapour permeable sealing tape, Wraptite Corners and Wraptite Liquid Flashing, and provides effective secondary weather protection while preventing trapped moisture and air leakage. Far simpler than internal options an external air barrier system like Wraptite will maintain the envelope’s integrity, with less building services and structural penetrations to be sealed, and less room for error.

Incorporating Wraptite in the design makes sense

Wraptite is a patented external air barrier membrane system, which offers manufacturers and designers of modular and off-site buildings the ability to reliably and comfortably exceed current airtightness requirements. Wraptite is the only self-adhering vapour permeable air barrier certified by the BBA and combines the important properties of vapour permeability and airtightness in one self-adhering membrane. This approach saves on both the labour and material costs associated with achieving the demands of energy efficiency in buildings.

  • Complies with use on buildings of high rise and over 18m under Part B amendments made in November 2018, Membranes need to be Class B,s3,d0 or better, with Wraptite at Class B,s1,d0*
  • Included within BS8414 testing with cladding manufacturers
  • EPDM not needed to the frame of the building as Wraptite is self-adhesive and continues across the whole envelope of the building against the sheathing board and the frame of the building
  • Less EPDM around window details due to Wraptite lapping into the building at junctions
  • Corner detailing for opening and movement joint interfaces are easily treated
  • Improved airtightness and may negate the use of a VCL totally from the design internally, meaning easier a quicker install of dry lining package
  • Hydro-Thermal Modelling (WUFI) showing the difference of not using a VCL within some constructions benefits the building further
  • Improving airtightness may allow you to change thickness or type of insulation used when modelled through SAP or SBEM
  • No need to tape sheathing boards as Wraptite is positioned across the whole board
  • Testing has seen results as low as 0.5 m3/(h.m2) @ 50PA carried out at Windtech on a window façade panel
  • By using Wraptite on the external, this may show you an improvement on making the building watertight, allowing your cladding package to come off the critical path and internal works to start earlier, and also internal works may not be installing a VCL so the site program is potentially quicker

High-performance off-site solutions

The A. Proctor Group Ltd has been providing solutions and products to the construction industry for over 50 years. The company has been developing vapour permeable membranes and vapour control layers for over 25 years, and provides an extensive range of superior high-performance products suitable for modular and off-site construction.

Dedicated in its approach to helping you to achieve best practice, effective and reliable solutions to meet your modular building requirements in line with building regulations and energy efficiency, the A. Proctor Group team of highly experienced industry professionals and technical advisors is on at hand to guide you and support you from design throughout the construction process.

The A. Proctor Group range of products include unique off-site solutions for the following sectors:

  • Private and social/affordable housing
  • Purpose built student accommodation
  • Self-build projects
  • Hotels
  • Education buildings
  • Healthcare including hospitals, health centres and healthcare facilities

*tested over 12mm calcium silicate board / fibre cement board as per BS EN 13238:2010. All tests carried out to EN 13859-2 standard.

IMAGE courtesy of Kingspan TEK

For more information please visit www.proctorgroup.com.

Pupils at Filton Avenue Primary School are enjoying the benefits of offsite construction in their warm, vibrant new dining hall, erected in a matter of weeks using the Kingspan TEK Building System.

Recent increases in the school’s intake meant that the existing lunch facilities, located away from the main buildings, needed to be upgraded. Studio LIME proposed a simple pitched roof design, using brightly coloured cladding to encourage students to enjoy healthy school meals inside. The construction work was completed by Jones Building Group during term time. This was one of the reasons the Kingspan TEK Building System was specified. Architect, Alex Robertson, explained:

“The Kingspan TEK Building System was chosen to reduce the on-site duration of the project and the noise and disruption that goes with it. A number of classrooms are located nearby and operated effectively for the duration of the project. We were also keen to use the system as it allowed us to get a weather proof envelope as quickly as possible, reducing the scope for delays.”

Kingspan TEK panels comprise a high-performance insulation core sandwiched between two layers of OSB/3. They were designed and factory cut to the project’s unique specifications by Kingspan TEK Delivery Partners,SIP Build UK. This offsite production process minimised site waste and allowed the panels to be quickly erected. Once a breather membrane was applied to the outer face of the panels, the structure was watertight allowing internal trades to begin work.

The bespoke production process gave Studio LIME considerable design control:

“By using the Kingspan TEK panels on the roof and walls, we were able to have consistent detailing across the whole of the building envelope,” Alex Robertson commented. “This significantly reduced the number and complexity of different interfaces, minimising the potential for future maintenance issues.”

Under the Bristol Core Strategy, it was also essential that the building achieved a high level of energy efficiency. The Kingspan TEK Building System supported a fabric first construction approach, limiting the heating demand of the building. The insulated core of the structural insulated panel, allowed U-values of 0.17 W/m2.K to be reached on the wall and roof whilst its OSB/3 facing and unique jointing system minimised air-leakage through the building envelope.

The lightweight design and excellent spanning capability of the panels also allowed the size and weight of the roof supports to be significantly reduced compared with alternative fabric options. This made the building more cost effective to construct and allowed acoustic plenums to be formed over the dining hall to minimise noise.

For further information, please contact: Tel: 01544 387 384 Email: literature@kingspantek.co.uk Website: www.kingspantek.co.uk

A contemporary farmhouse in rural Kinross-shire, Scotland has achieved the perfect balance of aesthetics and energy efficiency with the help of the Kingspan TEK Building System.

Situated between the natural beauty of Loch Leven and the Lomond Hills, Lomondmuir Farmhouse was designed by architect Scott Strachan and constructed by THCL as a “turn-key” building contract using the Kingspan TEK Building System. Owners, Mr and Mrs Orr, originally planned to build a timber-kit structure. However, after discussing their requirements for an energy efficient home which had the potential to be expanded in the future all within their budget, THCL specified the Kingspan TEK Building System.

Malcolm Thomson, Director of THCL explains: “We suggested that the house was built using the Kingspan TEK Building System for two key reasons. Firstly, it takes less time to build due to the fact the panels are pre-cut to the project’s specification. Additionally, the excellent insulation performance of the System will offer significant future cost savings on energy bills.”

The Kingspan TEK Building System comprises high performance Structural Insulated Panels (SIPs). Their OSB/3 facing and unique jointing system also provided an airtightness value of just 2.39 m3/h/m2 @ 50pa, less than half the level of air loss permitted for a naturally ventilated dwelling. This excellent fabric performance has contributed to the building receiving the gold label for sustainability under Technical Handbook Section 7 (sustainability) of the Scottish Building Standards.

The one and a half storey home currently features three bedrooms at ground level and can be expanded in the future to include an 80 m2 first floor. Due to the excellent spanning capabilities of the Kingspan TEK Building System panels, the first floor features vaulted ceilings, creating a unique additional living space.

The manufacturing facility where the Kingspan TEK Cladding Panel and Kingspan TEK Building System panels are produced carries both FSC® (FSC®-C109304) and PEFC Chain of Custody certification.

For further information, please call 01544 387 384, email literature@kingspantek.co.uk or visit www.kingspantek.co.uk.

The Kingspan TEK Building System has been specified for a new restaurant at Chessington World of Adventures. The Structural Insulated Panels (SIPs) were erected in just two weeks to ensure the Smokehouse BBQ was restaurant-ready for Easter.

Chessington World of Adventures Resort, part of Merlin Attractions Operations Limited, offers a wildlife experience for thrill-seekers of all ages. The site spans 197 acres and includes a zoo, sea life centre, theme park, accommodation, and other family-friendly activities. The 142 mm Kingspan TEK Building System forms the walls and roof of the single-storey restaurant. The new restaurant offers patrons an extensive menu all cooked within its wood barbeque pit.

Due to its popularity, it was imperative that the on-site facilities were constructed to schedule so the theme park could provide additional capacity to support its many hungry visitors. The SIP envelope was erected by Kingspan TEK Delivery Partners, Westwind Oak Buildings, with the wall panels fitted within a traditional oak frame. This offered an ideal solution that was ideal to meet the tight project schedule.

Rupert Newman, Director from Westwind Oak Buildings, discussed the build programme: “We only had two weeks to complete the ‘Smokehouse’ project, which included having to move all of the timber and panels into an area in the middle of a funfair just after Christmas. The Kingspan TEK Building System was selected because of the need for a speedy build with minimal difficulties. In addition, the insulation’s performance helped us to achieve a U-value of 0.19 W/m2.K.”

It was essential that the products used on the project were in-keeping with the overall aesthetic and vision for the resort. The use of Kingspan TEK panels has also helped Chessington World of Adventures Resort continue to promote a culture of environmental responsibility and awareness due to the panels’ FSC® (FSC®-C109304) certification which demonstrates sustainable sourcing of construction materials.

The Kingspan TEK Building System and the Kingspan TEK Cladding Panel are also available in a 172 mm thickness, delivering U-values of 0.17 W/m2.K or better, without the need for additional insulation. The manufacturing facility where the panels are produced carries both FSC® (FSC®-C109304) and PEFC Chain of Custody certification.

For further information, please call 01544 387 384, email literature@kingspantek.co.uk or visit www.kingspantek.co.uk.

The Kingspan TEK Building System of Structural Insulated Panels (SIPs) has been erected in just three weeks to form the structure of a new office building at the Royal Horticultural Society’s (RHS) flagship gardens in Wisley.

RHS Wisley is currently undergoing a major renewal programme, including re-landscaping its grounds and the construction of new laboratory and learning spaces. As part of this work, Evelegh Designs collaborated with design and build contractors, Ashley Group, to create a single storey office building for the site’s 72 staff members. Whilst the building has the appearance of a traditional barn, its construction is thoroughly modern with the walls and roof formed from 142 mm and 172 mm Kingspan TEK Building System panels respectively.

Kingspan TEK Building System panels feature an OSB/3 facing bonded to a highly insulated core. The panels were factory cut to the office building’s design, including space for the specified windows and doors. This ensured a straightforward erection programme once on-site and allowed Ashley Group to erect and weathertight the building shell in a matter of weeks.

The excellent thermal performance provided by the Kingspan TEK Building System was another key benefit as Tony Frend, Contracts Manager at Ashley Group explained: “The original tender specified that the walls needed to achieve a U-value of 0.22 W/m2.K. The Kingspan TEK Building System was our preferred specification as, in addition to providing a reliable build programme, the 142 mm wall panels also allowed us achieve an enhanced U-value of 0.19 W/m2.K on the walls. For the roof construction we were able to go one step further, installing the 172 mm Kingspan TEK Building System panels to achieve a U-value of just 0.17 W/m2.K.”

The OSB/3 facing of the Kingspan TEK Building System panels supports a wide range of façade options. To complete the barn’s rustic external aesthetic, black weatherboarding was installed on timber battens fixed to the facing of the panels, whilst clay tiles were used to clad the roof.

Kingspan TEK Building System panels also feature a unique jointing system which, in combination with their OSB/3 facing, can help to create highly airtight buildings. The manufacturing facility where the panels are produced carries both FSC® (FSC®-C109304) and PEFC Chain of Custody certification. As standard, the OSB/3 facing of all Kingspan TEK panels is PEFC certified.

For further information, please call +44 (0) 1544 387 384, email literature@kingspantek.co.uk or visit www.kingspantek.co.uk.