external wall insulation

External wall insulation (ewi) improves home’s energy performance while vastly improving internal comfort. EWI is designed for solid wall properties that have no cavity. The system adds an insulation layer to the exterior of the property to reduce heat loss. it is covered with a waterproof render or cladding layer. This keeps properties warm in the winter, reducing bills and cooler in the summer.  

  • Protection

    Provides an extra protective layer against weather damage, safeguarding your property from damp and temperature extremes.  

  • Home appearance

    Transform the appearance of your home, with a choice of decorative finishes to refresh its exterior.  

  • reduce Carbon emissions

    Reduce carbon emissions, contributing to a greener environment.  

  • Property Value

    external wall insulation increases property value while cutting heating costs.

  • external wall insulation enhances your home’s appearance with a fresh, modern finish. Plus, it boosts your property value, reduces carbon emissions, and contributes to a greener future—all while making your home more energy-efficient and sustainable.

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  • Beyond practicality, external wall insulation enhances your home’s appearance with a fresh, modern finish. Plus, it boosts your property value, reduces carbon emissions, and contributes to a greener future—all while making your home more energy-efficient and sustainable. 

  • External wall insulation offers multiple benefits, making it an excellent investment for your home. By adding a protective insulating layer to your property, it dramatically reduces heat loss, helping you save on energy bills while keeping your home warm and comfortable in winter. It also protects your walls from weather damage, reducing the risk of damp and extending the lifespan of your property. 

  • At Edge Energy Performance Company, we offer two high-performance external wall insulation systems: woodfibre and mineral wool, each with distinct benefits to suit different needs. 

 FAQs

  • Homes built before the 1920s usually have solid walls, identifiable by alternating brick patterns or walls less than 260mm thick. 

  • External wall insulation can reduce heat loss by up to 45%, significantly lowering energy bills and improving comfort. 

  • The installation typically takes 2–4 weeks, depending on the size and complexity of your property. 

  • In most cases, planning permission is not required unless your property is in a conservation area or a listed building. 

contact us

Interested in cutting your energy bills with loft insulation? Contact us for a free, no obligation consultation and quote. We’ll guide you through the process from assessment to installation. We’ll also check if you have any grant entitlements whilst we’re at it.