Full Fill Built-in Insulation System Continuous wall insulation system that delivers ultimate thermal performance with the added assurance of protection from wind driven rain.

> Find out more
right image

The Xi products have been developed to deliver the U-value requirements to meet Passive standards. It’s no longer just about U-values: how the system builds, how it interconnects at junctions and how it is witnessed and confirmed on site, are all equally important facets.

> Find out more
right image

Xtratherm offer an extensive range of technically enhanced rigid insulation products for commercial and industrial projects

> Find out more
right image

Tapered Roofing System
The XtraFall system provides a high performance precision solution to thermal insulation and water drainage on at roofs.

> Find out more
right image

The Xtratherm range of high performance insulation boards provides the ideal technically advanced solution for flat roof projects.

> Find out more
right image

PLATINUM SERVICE for Developers

PLATINUM SERVICE for Developers

Developers and their design and certifcation team can rely on the expertise and professional support of the whole Xtratherm Team - it is not just about buying insulation products.

> Find out more
right image
Full Fill Built-in Insulation System

Continuous wall insulation system that delivers ultimate thermal performance with the added assurance of protection from wind driven rain.

> Visit cavitytherm.com

High Performance rigid extruded polystryrene
Xi Academy Logo

At Xtratherm Xi Academy we understand the importance of giving our customers the best technical advice. The Xi Academy is open to everyone from Builders and Architects to Secondary Education Pupils to learn about advanced building methods, insulation and sustainability.

When Self Build Becomes a Team Effort logo

When Self Build Becomes a Team Effort

The goal of achieving an energy efficient new build is not just a requirement under building regulations but simply makes sense for your self build project. Achieving a highly energy efficient ‘A’ Rated building fabric which cuts energy requirements is the one investment that pays for itself. We hold regular CPD training in our Xi academy covering all aspects of self build. When Self Build Becomes a Team Effort.

When Self Build Becomes a Team Effort
The Xi Innovation Centre

The Xi Innovation Centre

You’re welcome to visit our regular CPD seminars on self build which is held in our XI Academy. We also offer a Work Site Training area which is used to advise on best practice installation technique.

Find out more

Videos

Videos

Check out our Latest Videos

Find out more

Gallery

Gallery

Visit our Product Image Gallery

Find out more

Online Learning

Online Learning

We offer FREE software tools to help you get the most from our products. We have developed online learning platforms for construction professionals which you can access through the links below

Find out more

Request a callback

All the members of our technical team are individually BBA accredited to help you reach your low energy goals. Fill out your details below to request a call back: