External wall insulation in Tottenham
Every external wall insulation job in Tottenham 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 Tottenham
Tottenham is in the N17 postcode district, about 7 miles from London. 6 other towns we cover are within 25 miles.
Our Tottenham surveys cover the N17 district and the surrounding area, including Edmonton, Wood Green and Walthamstow.
Most EWI failures start at the edges rather than the middle of a wall, so the quote for your Tottenham home sets out how each detail will be built.
Nearby towns we cover: Edmonton (2 miles), Wood Green (2 miles), Walthamstow (2 miles), Stamford Hill (2 miles), Muswell Hill (3 miles), Enfield Town (3 miles).
External wall insulation prices in Tottenham
Guide prices for external wall insulation in Tottenham 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.
Brick slips, cladding and mineral wool cost more than EPS and render; the survey shows you the difference side by side.
Popular services in Tottenham
- EWI installation
- EPS insulated render
- Mineral wool EWI
- Wood fibre EWI
- Insulating lime render
- Mineral & silicate render
- Solid wall insulation
- Bungalow EWI
- Park home insulation
- Flats & low-rise blocks
- All 24 services
Rules that apply in Tottenham
- 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 Tottenham: questions
How much should I budget for external wall insulation in Tottenham?
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 Tottenham and fixes the total in writing.
Do you cover Edmonton as well as Tottenham?
Yes. From Tottenham we also cover Edmonton, Wood Green and Walthamstow, and the rest of Greater London.
Which EWI system suits homes in Tottenham?
It depends on the walls. Most brick houses in Tottenham 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.