Wetherby Building Systems Ltd - Wall Insulation Specialists

01942 717 100

Superior Product Quality

Experience the best in SWI products.

Flexible Partnership

Adapting to your needs at every stage.

Industry Leadership

40+ years in the EWI industry

Support We Offer

About Us

We have been at the forefront of the EWI industry for more than 40 years and have continually adapted and developed our product offering and support services to meet the changing needs of our customers and their clients.

Supplier of certified EWI Systems

We focus exclusively on External Wall Insulation, making us specialists in this field rather than offering it as part of a broader portfolio. Our expertise and experience in EWI ensure that we deliver high-quality results.

Comprehensive support throughout the design and installation process

We pride ourselves on our strong relationships with installers, contractors, and end clients.

Confidence in Handling Projects of Any Size or Type

Whether it's refurbishments or modular constructions, we have the knowledge, understanding, and experience to successfully manage projects of any shape or size.

Brands We Work With

Explore Our High-Performing A1 Non-Combustible EWI Solutions

We provide A1 fire-rated external wall insulation (EWI) solutions tailored to meet the needs of various building types. Our non-combustible systems undergo rigorous testing and certification, ensuring exceptional performance, safety, and durability for your project.

We offer a wide range of A1-rated options, across steel, timber and masonry substrates.

Visit our A1 Non-Combustible section to learn more about how we can enhance fire safety and deliver long-lasting protection to your proects.

Non-Traditional Refurbishment

A1 Non-Combustible Systems

Wetherby Systems

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What others have said

Knowsley Metropolitan Borough Council has an excellent relationship with Wetherby Building Systems. Our successful partnership has seen 2050 homes in Kirkby and Knowsley benefit from external wall insulation as the primary measure in a £16.5m innovative regeneration project. The use of Wetherby’s EWI system has provided efficient and healthy homes for thousands of residents and helped to provide a greener and sustainable future for all of Knowsley.

Alan Broadbent, Group Manager - Housing and Programmes at Knowsley Metropolitan Borough Council

Customer Projects

Cwrt Severn, Caldicot, Wales

Fort Lane, Eastbourne

Dan y Rhiw, Cwmaman

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Leading UK Supplier of Certified External Wall Insulation Systems

Leading UK Supplier of Certified External Wall Insulation Systems

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