Professional Cavity Wall Insulation Installation​
Our experienced team carefully installs cavity wall insulation to reduce heat transfer through external walls. The process is clean, efficient and typically completed within a day.

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Why Insulate Your Cavity Walls?
• Reduce heat loss through external walls
• Lower heating bills
• Improve indoor comfort
• Reduce drafts
• Improve your home’s energy rating
• Suitable for many homes built after 1920

Why Choose Energywise?
With over 20 years serving homeowners in Wexford, Energywise Insulation delivers professional cavity wall insulation with minimal disruption. As an SEAI registered contractor, we ensure all work meets required standards.
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✔  SEAI Registered              
✔  Fully Insured                    
       ✔  Experienced Local Installers
              ✔ ​ Clean & Efficient Service              

SEAI Grants for Cavity Wall Insulation
Many homeowners in Wexford qualify for SEAI grants towards cavity wall insulation. We can advise on eligibility and guide you through the process.

Check Grant Eligibility

​Cavity Wall Insulation FAQs

How long does cavity wall insulation take?
Most installations are completed within a day.

Will cavity wall insulation cause damp?
When installed correctly by certified professionals, it should not cause damp issues.

Is my home suitable for cavity wall insulation?
Most homes built after 1920 with cavity walls are suitable. We can assess your property.

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