External wall insulation in Witney
We cover Witney and nearby Oxford for external wall insulation, with the survey, system choice, building control and finish all set out in one written quote.
Homes in and around Witney
Witney is in the OX28 postcode district, about 10 miles from Oxford. 6 other towns we cover are within 25 miles.
From Witney we also cover Oxford (10 miles away), Abingdon (12 miles) and Didcot (16 miles).
Whatever the exposure of your street, the details at sills, eaves and the base of the wall are what keep an EWI system dry, and we draw them before work starts.
Nearby towns we cover: Oxford (10 miles), Abingdon (12 miles), Didcot (16 miles), Bicester (16 miles), Swindon (20 miles), Banbury (20 miles).
External wall insulation prices in Witney
Guide prices for external wall insulation in Witney 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 Witney
- Mineral wool EWI
- Insulating lime render
- Mineral & silicate render
- Pebbledash & dry dash EWI
- Solid wall insulation
- Non-traditional houses
- Terraced house EWI
- Semi-detached EWI
- Social housing EWI
- Failed EWI remediation
- All 24 services
Rules that apply in Witney
- Planning
- On a house, external wall insulation is usually permitted development if the finish looks similar to the existing walls. Render or cladding on a house in a conservation area, National Park, National Landscape (AONB), the Broads or a World Heritage Site needs planning permission. Flats and maisonettes have no householder permitted development rights, listed buildings need listed building consent, and an Article 4 direction can remove rights locally.
- 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 Witney: questions
How much should I budget for external wall insulation in Witney?
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 Witney and fixes the total in writing.
Is VAT charged on external wall insulation in Witney?
Not on installing insulation in a home at the moment: that's zero-rated until 31 March 2027, after which the rate is due to be 5%. Work on commercial buildings is standard-rated.
Do you cover Oxford as well as Witney?
Yes. From Witney we also cover Oxford, Abingdon and Didcot, and the rest of Oxfordshire.