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

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

>Find out more

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

Vacuum Insulated
Panels (VIP)

Insulation System
for Flat Roofs & Balconies

> Find out more
right image



Developers and their design and certification 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

PLATINUM SERVICE for Self Builders

PLATINUM SERVICE for Self Builders

Our Platinum Service offers full technical support and advice, helping you to achieve a cost effective, passive
standard new home.

>Find out more

Sustainable insulation

This sustainable insulation range has a bio-enhanced, halogen-free formulation, with a more than 50% reduction in packaging where all plastic wrap is replaced with biodegradable film.

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


Insulation System for Flat Roofs & Balconies

XtraVIP Insulation System for Flat Roofs & Balconies is a rigid Vacuum Insulation Panel (VIP), consisting of a compressed, fumed, silica sand, microporous core which is evacuated of air and moisture before being
encased and sealed in a special thin, gas-tight, hybrid aluminium foil envelope. Encapsulated and protected within a robust two component elastomeric polyurea waterproof coating.


Xtratherm offers a cost effective solution for builders and specifiers for the closing of cavities around window and door openings, preventing cold bridging, damp penetration, air infiltration and condensation.

CavityTherm Accessories

Latest News

Xtratherm completes Acquisition of Ballytherm Operations in UK and Ireland

13th September 2021

We are delighted that following clearance from the CCPC in Ireland, Xtratherm has completed the acquisition of Ballytherm’s operations in UK and Ireland. This acquisition is in line with our division’s strategic […]

Find out more

Xtratherm announce agreement in principle to acquire Ballytherm’s operations in Ireland and the UK

29th June 2021

Today Xtratherm is pleased to announce the signing of an agreement in principle to purchase Ballytherm’s operations in Ireland and the UK. The acquisition will complement and enhance our offering […]

Find out more

Covid – 19 Risk Assessment

21st May 2020

In line with Xtratherm’s Zero Harm Company policy and as part of managing the health and safety of our business, employees and visitors, we have taken steps to control risks […]

Find out more

Covid-19 Company Update

31st March 2020

At Xtratherm, the Health and Safety of our employees, business partners, and families is our priority. We are following all current Government direction and advice while monitoring the evolving situation. […]

Find out more

Are you NZEB ready?

26th June 2019

If you’re planning to build, it’s important to be aware of new building standards coming into effect in 2020. What are Nearly Zero Energy Buildings? Nearly Zero Energy Buildings are […]

Find out more

Xtratherm Awarded the Workplace WellBeing Charter

15th April 2019

Xtratherm has achieved the Workplace Wellbeing Charter. The Workplace Wellbeing Charter is endorsed by the UK Department of Health and is widely recognised as the business standard for workplace wellbeing […]

Find out more

The Xtratherm Xi Innovation Centre launched

30th November 2018

The Xtratherm Innovation Centre has been developed to assist construction professionals in understanding the principles of specifying and achieving on-site, best practice insulation standards for new dwellings, commercial envelope solutions […]

Find out more

Xtratherm’s new suite of insulation literature

17th March 2012

Xtratherm has refreshed its entire series of marketing and technical literature. The new literature will make it easier for architects and other specifiers to choose the products which will deliver […]

Find out more


Request a Call Back

    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: