The Cavity Wall Insulation Grant, available under the ECO4 Scheme, helps households cut energy bills and stay warmer by covering the cost of insulation.
At Energy Wise LTD, we specialise in helping families access government grants and installing professional cavity wall insulation to make homes more energy efficient. With cavity wall insulation, you can save on heating costs while reducing your carbon footprint.
EXCELLENT Based on 2 reviews asif iqbal2025-09-22Trustindex verifies that the original source of the review is Google. Used Energy Wise for an internal wall insulation job at one of my rented properties. I was very impressed with their workmanship and would recommend them to anyone thinking about utilising the ECO4 grant. Local company employing local people with a fantastic work ethic. Shahzad Ali2025-07-28Trustindex verifies that the original source of the review is Google. I would just say energy wise has a professional team. From survey to installing insulation. They returned my stuff back as they were. I recommend people to get the #ECO4 grant done by thenVerified by TrustindexTrustindex verified badge is the Universal Symbol of Trust. Only the greatest companies can get the verified badge who has a review score above 4.5, based on customer reviews over the past 12 months. Read more
The grant is designed to make homes warmer, greener, and cheaper to run. Installing insulation is a quick upgrade with long-term benefits.
Benefits of Cavity Wall Insulation:
A small change to your walls can transform your comfort and cut costs dramatically.
The ECO4 Scheme is aimed at supporting households who need it most. You may qualify if:
Energy Wise LTD offers a free eligibility check to confirm if you can receive the grant.
We handle everything from start to finish, so you don’t have to worry.
With us, getting your home insulated is quick, stress-free, and fully funded.
1. Trusted ECO4 Installers – Fully accredited and government-approved.
2. Specialists in Solar Panel Grants – Focused on renewable energy funding.
3. Nationwide Coverage – Supporting households across the UK.
4. Customer-Centred Approach – Clear communication and honest advice.
5. Proven Results – Hundreds of homes upgraded with energy-saving measures.
On average, you can save between £250–£500 annually, depending on property size.
Most cavity wall insulation projects are completed in just a few hours.
No, the insulation is injected into the cavity walls and does not change the look of your property.
Yes, landlords can apply if their tenants meet ECO4 criteria.
If you qualify, the ECO4 Grant covers 100% of the costs.