External Wall Insulation Sundridge, Bromley
Project confirmation: This external wall insulation project was completed by our team on a Victorian property in Sundridge, Bromley, with similar projects carried out across West Wickham, Bromley, Bexleyheath and nearby areas.










This External Wall Insulation project was completed on a Victorian House – Sundridge Bromley. To learn more about our process, materials, and the services we offer, view our External Wall Insulation in Bromley service page .
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Project Summary
External Wall Insulation Sundridge Bromley was completed to the side elevation of this Victorian solid-wall property using 100mm Rockwool mineral wool, finished with a 1.5mm silicone render for long-term weather protection and a clean, bright finish.
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Project Overview
- Location: Sundridge, Bromley, South East London
- Service: External Wall Insulation
- Insulation: Rockwool – Mineral Wool
- Property type: Victorian end of terrace
- Period: pre 1930s
- Construction: Solid Wall Construction
- Finish type: 1.5mm Silicone Render
Technical Details
- Insulation system: 100mm Rockwool mineral wool (mineral fibre)
- Mechanical Fixings: 8mm diameter, 155mm long, metal pin, hammer fixings
- Reinforcement: Fibre mesh embedded in base coat
- Render Finish: Silicone Render, 1.5mm grain. Pure White colour
- Property type: Victorian End of Terrace
Outcome & Benefits – External Wall Insulation -Sundridge Bromley
- Noticeable improvement in the home’s ability to retain heat, reducing heat loss through the original solid walls
- More even indoor temperatures throughout the day, creating a more comfortable living environment
- Reduced reliance on heating systems, supporting lower energy consumption over time
- Refreshed external appearance that enhances the look of the property while respecting its Victorian character
- Uniform, high-quality finish achieved across the insulated elevation, including clean detailing around corners and reveals
- Weather-resistant silicone render finish selected for durability and performance in typical UK conditions
- Additional protection provided at plinth and damp-proof course level using materials suitable for ground exposure
- Increased resistance to moisture penetration and weathering, supporting long-term façade performance
- Lower risk of surface movement and cracking when a complete insulation system is correctly detailed and installed
- Low-maintenance external finish compared with traditional painted or uninsulated façades
- Extra protective layer added to the existing wall structure, helping safeguard the original building fabric
- Overall improvement to the property’s thermal performance, which may contribute positively to its EPC assessment
The Other Services We Offer in and Around Sundridge Bromley
| External Wall Insulation | External Rendering |
| Self-Cleaning Render | Silicone Render |
| Sand and Cement Render | Lime Render |
| Cork Render | Monocouche Render |
| Acrylic Render | Insulated Render |
| Plastering (Internal Skimming) | Brick Slips |
| Ashlar Cut Effect Render | Colour Render |
Other nearby areas we completed External Wall Insulation Projects
| Beckenham | West Wickham |
| Chislehurst | Orpington |
| Sidcup | New Eltham |
| Bromley | Eltham |
| Penge | Sydenham |
| Mottingham | Elsmtead |
External Wall Insulation – Sundridge Bromley – Frequently Asked Questions
Do you cover External Wall Insulation in Sundridge, Bromley?
Yes. This External Wall Insulation Sundridge Bromley project is a real example of the type of work we regularly carry out across the Bromley area and surrounding districts. We work on similar solid-wall properties throughout Bromley and South East London.
What areas do you cover for External Wall Insulation around Sundridge, Bromley?
Alongside External Wall Insulation in Sundridge, Bromley, we also cover Bromley Town Centre, Bickley, Beckenham, Chislehurst, Shortlands, West Wickham, Hayes, Keston, Downham, Orpington, Petts Wood, Sidcup, New Eltham, Eltham, Mottingham, Sydenham, Penge and nearby areas across South East London and Kent.
Have you completed other External Wall Insulation projects in Bromley?
Yes. External Wall Insulation Sundridge Bromley is one of many projects we have completed in the Bromley borough. We regularly carry out external wall insulation works in nearby areas such as Beckenham, Bickley, Chislehurst, West Wickham and Orpington.
Have you completed External Wall Insulation projects specifically in Sundridge?
Yes. This External Wall Insulation Sundridge Bromley page documents a real project completed in the Sundridge area. Many homes here are older solid-wall properties, making them well suited to carefully designed external wall insulation systems.
What type of property was this External Wall Insulation Sundridge Bromley project?
This External Wall Insulation Sundridge Bromley project was completed on a Victorian solid-wall house built before the 1930s. Solid-wall construction benefits significantly from external wall insulation because there is no cavity insulation present.
Why was mineral wool used for External Wall Insulation in Sundridge, Bromley?
Mineral wool was selected for this External Wall Insulation Sundridge Bromley project because it is breathable, vapour-permeable and suitable for older solid-wall buildings. It also offers excellent fire performance and acoustic benefits.
Why did you use 100mm insulation on this External Wall Insulation Sundridge Bromley project?
For this External Wall Insulation Sundridge Bromley installation, 100mm mineral wool was used to deliver a strong improvement in thermal performance while allowing window details, verges and boundaries to be handled neatly on a Victorian property.
What brand of mineral wool was used for External Wall Insulation Sundridge Bromley?
This External Wall Insulation Sundridge Bromley project used Rockwool mineral wool insulation boards. Rockwool is widely used in external wall insulation systems due to its durability, fire resistance and breathability.
What external wall insulation system was used on this Sundridge Bromley project?
The External Wall Insulation Sundridge Bromley project was completed using an EWIPRO external wall insulation system. Using a complete system ensures compatibility between insulation, basecoats, reinforcement and finishes.
Why was EWIPRO chosen for External Wall Insulation in Sundridge, Bromley?
EWIPRO was selected for this External Wall Insulation Sundridge Bromley project because it offers a system-based approach designed specifically for solid-wall properties, helping achieve reliable performance and long-term durability.
Why wasn’t External Wall Insulation installed on the front elevation?
On this External Wall Insulation Sundridge Bromley project, the front elevation of the Victorian house was preserved to maintain the original character and appearance. Many homeowners choose to insulate side and rear elevations first while keeping traditional front façades unchanged.
Is External Wall Insulation suitable for the front of a Victorian house in Bromley?
External Wall Insulation in Sundridge, Bromley can sometimes be installed on front elevations, but it depends on the property, architectural detailing and local considerations. Victorian houses often feature original brickwork and proportions that homeowners prefer to retain.
Why was a verge trim used on this External Wall Insulation Sundridge Bromley project?
Verge trims were used on this External Wall Insulation Sundridge Bromley installation to create a clean, weather-resistant edge where the insulated wall meets the roofline, improving durability and finish quality.
How are windows and reveals handled with External Wall Insulation in Sundridge, Bromley?
On this External Wall Insulation Sundridge Bromley project, window reveals, sills and drip details were carefully formed to ensure proper water run-off, weather protection and a neat, long-lasting appearance.
How long does an External Wall Insulation project in Sundridge, Bromley usually take?
The duration of an External Wall Insulation Sundridge Bromley project depends on access, weather conditions and the number of elevations involved. Each stage is programmed to allow correct curing and detailing.
What guarantees are provided with External Wall Insulation in Sundridge, Bromley?
For External Wall Insulation Sundridge Bromley projects, guarantees typically cover both the insulation system materials and our workmanship. Exact terms are confirmed in writing as part of the quotation process.
How should External Wall Insulation in Sundridge, Bromley be maintained?
External Wall Insulation Sundridge Bromley systems are low maintenance. Occasional gentle cleaning and visual checks are usually sufficient to keep the render clean and performing well.
Can I jet wash or attach fittings to External Wall Insulation in Sundridge, Bromley?
High-pressure jet washing is not recommended for External Wall Insulation Sundridge Bromley systems. Fixtures such as lights or hanging baskets can usually be refitted using suitable fixings designed for insulated walls.
Do you offer free quotes for External Wall Insulation in Sundridge, Bromley?
Yes. We offer free site visits and quotations for External Wall Insulation in Sundridge, Bromley and surrounding areas. This allows us to assess the property and recommend the most suitable system.
Trusted External Wall Insulation Systems in the UK
We work with established UK external wall insulation system manufacturers and compatible render finishes. Where applicable, systems are supported by recognised certifications such as BBA (British Board of Agrément).
EWI Pro (System used on this project)
EWI Pro supplied the external wall insulation system used on this Sundridge, Bromley project, with compatible layers and finishes specified to suit a Victorian solid-wall property.
K Rend
K Rend is known for silicone and monocouche render finishes used with insulation systems.
Weber
Weber provides external wall insulation systems and render finishes widely used in the UK.
Parex
Parex offers rendering and insulation system components for a range of applications.
Wetherby Building Systems
Wetherby Building Systems supplies EWI solutions for solid wall and frame construction.
Alsecco
Alsecco provides German-engineered EWI systems designed to meet UK requirements.
Baumit
Baumit supplies external wall insulation systems with strong weather resistance performance.
Johnstone’s Trade
Johnstone’s Trade manufactures Stormshield render and insulation systems.
Permarock
Permarock supplies external wall insulation systems used across residential and commercial projects.



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