The New JELD-WEN Technical Specification Guide Is Out Now!

JELD-WEN, the UK’s leading manufacturer of timber windows, doors, and stairs, has updated its External Joinery Technical Specification Guide to provide architects and specifiers with a full and updated resource.

Ensuring an even smoother design and selection process, the latest guide provides thorough product information for the full spectrum of JELD-WEN timber windows, patios and external doorsets, including Building Regulations, CAD drawings, measurements, and other specification requirements. Comprehensive performance and glazing considerations, as well as useful additional points on finishing and installation, is also made available to ensure the ideal fit for any project.

Also included in the guide are details surrounding JELD-WEN’s new INSULUX range of high performance timber composite external doorsets, as well as the increased collection of popular Castle Composite external doorsets.

Tony Pell, Product Manager at JELD-WEN, said: “Having access to our technical specification details in an easy to use guide will assist product selection to ensure the right performance and appearance is achieved, as well as adherence to strict planning permissions and Building Regulations. Our updated technical specification guide provides the finer details of our products, making specifying windows and external doorsets easier for our customers.’’

JELD-WEN offers standard and made to measure timber joinery products as well as full project support. For more information and to download the new technical specification guide, visit

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