Cavity Wall Insulation

Get matched with trusted installers to prevent heat loss through your property walls.

Uninsulated cavity walls can account for up to a third of a home's heat loss. We connect you with certified professionals who can expertly fill these cavities, improving your property's energy efficiency and comfort. Our team will also check your eligibility for ECO4 and GBIS grants to help cover the costs.

Our Independent Approach

Open Energy Services is an independent energy consultancy. We do not carry out installations ourselves. Our value lies in:

  • Assessing your eligibility for government funding.
  • Providing unbiased, property-specific advice.
  • Matching you with our nationwide network of accredited installers.
  • Supporting you throughout the entire process, completely free of charge.

Ready to improve your property's energy efficiency?

Let our independent experts guide you to the right solutions, access government funding, and connect you with trusted installers.

Check Eligibility