External Wall Insulation
Protect & Insulate with External Wall Solutions – Wrap Your Home in Energy-Saving Excellence
Elevate your home’s exterior with our premium external wall insulation. Boost curb appeal while slashing energy bills and enhancing indoor comfort.
External Wall Insulation Installation in Bristol & Bath
What are the benefits of Installing External Wall Insulation in Bristol & Bath?
Installing external wall insulation (EWI) in UK properties can offer several benefits, both in terms of energy efficiency and overall comfort. Here are some key advantages of installing external wall insulation:
1. Energy efficiency: EWI helps to significantly improve the thermal performance of a building by reducing heat loss through the walls. It acts as a barrier, preventing heat from escaping and cold air from entering the property. This can lead to lower energy consumption and reduced heating bills.
2. Increased thermal comfort: By reducing heat loss, EWI helps to create more uniform temperatures throughout the building. It minimizes cold spots and drafts, resulting in increased comfort for occupants.
3. Reduced condensation and dampness: External wall insulation can act as a protective layer, preventing the occurrence of condensation and dampness within the property. It helps to eliminate cold bridging, which is a common cause of moisture-related problems in buildings.
4. Enhanced acoustic insulation: EWI can also provide improved sound insulation for the property. It helps to reduce external noise penetration, creating a quieter living environment.
5. Aesthetic improvements: EWI can transform the appearance of a building, enhancing its visual appeal. There is a wide range of finishes available, allowing homeowners to choose from various colours, textures, and designs to suit their preferences.
6. Increased property value: The installation of EWI can add value to a property, making it more attractive to potential buyers or tenants. Energy-efficient homes are often sought after, and having EWI in place can be a desirable feature.
7. Environmental benefits: By improving energy efficiency and reducing carbon emissions, EWI contributes to a greener environment. It helps to lower the overall carbon footprint of the building and can align with sustainability goals and regulations.
It’s worth noting that the specific benefits and cost savings will vary depending on factors such as the type of insulation, the size and condition of the property, and the local climate conditions. Professional assessment and advice are recommended to determine the most suitable insulation solution for a specific property.

What is External Wall insulation?
External Wall Insulation (EWI), also known as solid wall insulation, is a method of improving the energy efficiency and thermal performance of buildings, particularly in the UK. It involves applying an insulating layer to the external walls of a property, which helps to reduce heat loss and enhance the overall energy efficiency of the building.
In the UK, many older properties, especially those constructed before the 1920s, have solid walls that lack internal insulation. These walls can be made of materials such as brick, stone, or concrete, which have poor insulation properties compared to cavity walls found in newer buildings. As a result, these properties tend to lose a significant amount of heat through their walls, leading to higher energy consumption and increased heating costs.
External Wall Insulation addresses this issue by adding a layer of insulation material to the outside of the building’s walls. Typically, this involves attaching insulation boards made of materials like expanded polystyrene (EPS) or mineral wool to the walls. The insulation boards are then covered with a protective render or cladding system, which provides weather resistance and enhances the appearance of the building.
The insulation layer helps to reduce heat transfer through the walls, keeping the interior of the property warmer in winter and cooler in summer. This results in improved thermal comfort for occupants and a decrease in energy usage for heating and cooling, leading to lower energy bills and reduced carbon emissions.
FAQs For installing External Wall Insulation in Bristol & Bath
How much does External Wall Insulation cost to install in Bristol & Bath?
The cost will totally depend on the size of your property, period features, insulation thickness required etc. But to give you an idea the cost normally ranges from £8000 to £16000 + Scaffolding Costs.
How much will I save on my energy bills on average by installing External Wall Insulation in Bristol or Bath?
| Savings in Pounds Per Year | |
| Detached House | £ 710 |
| Semi-Detached House | £ 410 |
| Mid-Terrace House | £ 240 |
| Bungalow | £ 310 |
| Mid-Floor Flat | £ 195 |
Savings calculated by Energy Savings Trust based on July 2023 Fuel Prices.
What colours can I choose for the external silicon render coat?
We have a full booklet of colours you can choose from.
What areas do we cover?
We cover the Bristol, Bath & surrounding areas for External Wall Insulation installation.
How long will installing the External Wall Insulation normally take?
It will depend greatly on the size of the property and is normally between 1-3 weeks in total. But if it rains this can increase the time scales.
Is it true there is 0% VAT to be paid on Internal or External Wall Insulation between 1st April 2022 and 1st April 2027?
Yes, that is correct there is no VAT to be paid which is great for our customers.
Do I get a guarantee for the work carried out?
Yes, we give you a 25 year Guarantee for the Insulation work carried out.
Will we move your windows when install External Wall Insulation in Bristol & Bath?
No.
Do you clean up after the work had been carried out?
Yes, pride ourselves on getting a professional cleaner in at the end the project.
Please get in contact with us to get a quote.



