Surrey · England
Render and insulation in Sunbury-on-Thames
Render and insulation in Sunbury-on-Thames: guide prices online, then a free survey and fixed written quote.
- Free survey in TW16 and nearby
- Fixed written price before work starts
- Guide prices online
Free survey in Sunbury-on-Thames
Tell us about the property. We reply on working days.
Services
Services in Sunbury-on-Thames
External wall insulation
- External wall insulation in Sunbury-on-Thames
- EPS insulation in Sunbury-on-Thames
- Mineral wool EWI in Sunbury-on-Thames
- Wood fibre EWI in Sunbury-on-Thames
- Non-traditional houses in Sunbury-on-Thames
- Park home insulation in Sunbury-on-Thames
- Flats and blocks in Sunbury-on-Thames
- Commercial EWI in Sunbury-on-Thames
Solid and internal wall insulation
- Solid wall insulation in Sunbury-on-Thames
- Internal wall insulation in Sunbury-on-Thames
- Survey and quote in Sunbury-on-Thames
Render finishes
- Insulated render in Sunbury-on-Thames
- Silicone render in Sunbury-on-Thames
- Monocouche render in Sunbury-on-Thames
- Lime render in Sunbury-on-Thames
- Brick slip EWI in Sunbury-on-Thames
- Acrylic render in Sunbury-on-Thames
Re-rendering, repairs and upkeep
Homes and walls in Sunbury-on-Thames
We also cover Walton-on-Thames and Hanworth, close to Sunbury-on-Thames. Sunbury-on-Thames is about 8 miles from Woking.
Homes across the South East range from inter-war semis and post-war estates, which are mostly cavity-walled, to older solid-walled cottages and Victorian town terraces.
Much of Surrey sits in the lower wind-driven rain exposure bands, which keeps the choice of finishes wide — though hilltop, coastal and exposed gable walls can still need a tougher specification, so we check the actual site.
- Postcode district
- TW16
- County or area
- Surrey
- Nation
- England
Approvals in England
Planning in Sunbury-on-Thames follows England's national rules: similar-looking finishes on houses are usually permitted, while flats, commercial premises, conservation areas and streets under an Article 4 direction need an application.
Insulating or re-rendering more than half of a wall's area brings in Part L of the Building Regulations, so building control is notified and the wall is upgraded to about 0.30 W/m²K where practical.
Typical jobs and guide prices
| Item | Guide price | Notes |
|---|---|---|
| Render cleaning and treatment | From £10 per m²inc VAT | Soft wash and biocide |
| Mineral wool external wall insulation | From £125 per m² + scaffold0% VAT | Mineral wool + mineral or silicone render |
| Re-rendering | From £90 per m² + scaffoldinc VAT | Strip and re-render (silicone system) |
| Brick slip finish over insulation | From £185 per m² + scaffold0% VAT | Brick slip EWI |
Insulation prices for homes are totals (0% VAT until 31 March 2027); render and repair prices include VAT at 20%. Confirmed in writing after a free survey. Full price guide
Nearby towns
Sunbury-on-Thames: questions
Do you cover Sunbury-on-Thames?
Yes — we survey and quote in Sunbury-on-Thames (TW16) and nearby Walton-on-Thames, Hanworth and Ashford (Surrey).
How much does external wall insulation cost in Sunbury-on-Thames?
Our guide is £105–£170 per m² depending on the system, plus scaffolding — roughly £10,200–£17,700 for a typical three-bed semi with EPS and silicone render. Installing insulation in a home is zero-rated for VAT until 31 March 2027, so that's the total. A free survey fixes the price.
Do I need planning permission in Sunbury-on-Thames?
Planning in Sunbury-on-Thames follows England's national rules: similar-looking finishes on houses are usually permitted, while flats, commercial premises, conservation areas and streets under an Article 4 direction need an application.
Is VAT charged on wall insulation?
Installing wall insulation in homes is zero-rated until 31 March 2027, then 5%, so our insulation prices are totals. Render-only work and repairs carry VAT at 20%, and our prices for them include it.