External Wall Insulation in Watford
This external wall insulation and rendering project in Watford has provided the property with long-term protection and improved energy performance. Thanks to high-quality EPS insulation boards and a durable silicone render finish, the home now benefits from improved thermal comfort, greater energy efficiency, lower heating bills, and a clean, modern appearance.

Avoiding Common EWI Mistakes
When installed correctly, External Wall Insulation (EWI) can significantly reduce energy bills and transform the way your home looks, feels, and performs. From retaining warmth in winter to giving your property a sleek, modern finish, it’s one of the most effective ways to upgrade your home.
However, to achieve these benefits, EWI must be installed by experienced professionals. Mistakes such as poor surface preparation, incorrect detailing around openings, or missing reinforcement mesh can compromise the system’s durability and efficiency.
If you’re planning an EWI project or reviewing previous work, our blog on Common Mistakes Made During EWI Installation offers a practical guide to what to look out for and how to avoid costly errors.
Planning an EWI project? Get in touch with our team for expert advice or use our free external wall insulation cost calculator to estimate your insulation price per m².


