External wall insulation in Welling
From Welling to Bexley and Eltham, we plan external wall insulation around the house in front of us rather than a standard package, with guide prices online and a written quote after survey.
Homes in and around Welling
Welling is in the DA16 postcode district, about 11 miles from London. 6 other towns we cover are within 25 miles.
Nearby places we cover from Welling include Bexley (2 miles), Eltham (3 miles) and Thamesmead (3 miles), all in England.
Your quote will name the certified system, the board thickness and the calculated U-value for your walls, not a vague 'insulation package'.
Nearby towns we cover: Bexley (2 miles), Eltham (3 miles), Thamesmead (3 miles), Blackheath (4 miles), Dartford (5 miles), Barking (5 miles).
External wall insulation prices in Welling
Guide prices for external wall insulation in Welling 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.
The final figure depends on wall area, the number of windows and doors, the finish and how much work the roofline, sills and services need.
Popular services in Welling
- EWI installation
- Phenolic EWI
- Brick slip EWI
- Insulated cladding
- Solid wall insulation
- Bungalow EWI
- Terraced house EWI
- Semi-detached EWI
- Social housing EWI
- EWI for landlords
- All 24 services
Rules that apply in Welling
- 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 Welling: questions
How much should I budget for external wall insulation in Welling?
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 Welling and fixes the total in writing.
Do you cover Bexley as well as Welling?
Yes. From Welling we also cover Bexley, Eltham and Thamesmead, and the rest of Greater London.
Which EWI system suits homes in Welling?
It depends on the walls. Most brick houses in Welling 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.