External wall insulation in Crowborough
Every external wall insulation job in Crowborough starts with a free survey of your walls: what they are built from, how they have weathered, and what the details around windows, eaves and services will need.
Homes in and around Crowborough
Crowborough is in the TN6 postcode district, about 21 miles from Brighton. 6 other towns we cover are within 25 miles.
Our Crowborough surveys cover the TN6 district and the surrounding area, including Royal Tunbridge Wells, East Grinstead and Tonbridge.
Most EWI failures start at the edges rather than the middle of a wall, so the quote for your Crowborough home sets out how each detail will be built.
Nearby towns we cover: Royal Tunbridge Wells (7 miles), East Grinstead (9 miles), Tonbridge (10 miles), Haywards Heath (12 miles), Hailsham (14 miles), Sevenoaks (15 miles).
External wall insulation prices in Crowborough
Guide prices for external wall insulation in Crowborough run from about £109 to £175 per square metre installed, depending on system and finish; scaffolding priced per house, with VAT at 0% on homes until 31 March 2027.
Whole-house prices include standard scaffolding, beads, sills and refitting services; unusual access, footpath licences and wall repairs are quoted separately.
Popular services in Crowborough
- EWI installation
- Mineral wool EWI
- Phenolic EWI
- Insulated cladding
- Insulating lime render
- Mineral & silicate render
- Solid wall insulation
- Non-traditional houses
- Detached house EWI
- EWI for landlords
- All 24 services
Rules that apply in Crowborough
- Funding
- Low-income households in homes rated below EPC C can apply for Warm Homes: Local Grant where their council is taking part. The Great British Insulation Scheme closed on 31 March 2026, and ECO4 closes on 31 December 2026; its final months are for finishing and putting right existing work. Grant schemes use their own approved installers, so check a scheme's installer rules before booking; our quotes are for privately funded work unless we confirm otherwise in writing. Grants guide
- VAT
- Installing insulation in a home is zero-rated for VAT until 31 March 2027, then 5%.
Checked October 2026. Rules change, so we confirm them for your address at survey.
External wall insulation in Crowborough: questions
How much should I budget for external wall insulation in Crowborough?
Budget around £109–£175 per square metre of wall for the system and finish, plus scaffolding priced per house. The survey measures your walls in Crowborough and fixes the total in writing.
Do you cover Royal Tunbridge Wells as well as Crowborough?
Yes. From Crowborough we also cover Royal Tunbridge Wells, East Grinstead and Tonbridge, and the rest of East Sussex.
Which EWI system suits homes in Crowborough?
It depends on the walls. Most brick houses in Crowborough suit EPS with silicone render; older stone or lime-built walls suit wood fibre or insulating lime render; and blocks need mineral wool. The free survey recommends one and explains why.