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Steel and Timber Combine on Stylish Kingspan TEK Self Build

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

 

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Kingspan TEK Gets Sporty at New Pavilion

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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Kingspan TEK joins the adventure

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.
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RHS turns over a new leaf with Kingspan TEK

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.

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