External wall insulation works by wrapping your home in a high-quality layer of thermal material, which is then finished with a durable, weather-resistant render. This process eliminates thermal bridging, which is a common cause of heat loss and internal condensation in older solid-wall properties. By modernising your exterior with premium finishes like silicone, K Rend, or monocouche, we not only improve your thermal performance but also revitalise the aesthetic appearance of your property. Our approach helps to combat damp issues while keeping your living spaces comfortable and dry.

For landlords in Chepstow managing HMOs or rental portfolios, meeting the current Minimum Energy Efficiency Standards (MEES) is essential. Our team is PAS 2035 compliant and fully equipped to help you improve your EPC rating through professional retrofit services. We manage the technical requirements and building regulations on your behalf, ensuring that every installation meets strict industry standards. From the initial retrofit assessment to the final handover, we ensure your property remains compliant and energy-efficient for the long term.

Quality and peace of mind are at the heart of everything we do. As a PAS 2030 accredited contractor and CHAS member, we adhere to the highest safety and professional standards. We provide SWIGA-backed insurance guarantees on our work, giving you 25 years of protection. We also offer a unique end-to-end service; while Global Energy Insulation handles the exterior retrofit and thermal upgrades, our sister company, Global Plastering, provides expert internal finishing to ensure your home is perfectly restored inside and out.

Many residents in Monmouthshire often ask if EWI is suitable for period properties. We specialise in heritage-sensitive solutions that respect the character of your home while delivering modern thermal benefits. Another common concern is the installation process and potential disruption; our team works efficiently to minimise the impact on your daily life, keeping your site clean and safe throughout the project. We also hold a Waste Carriers Licence, ensuring all site materials are disposed of responsibly and in line with local regulations.