Internal wall insulation · Oxfordshire
Internal wall insulation in Oxford
Internal wall insulation in Oxford: free survey, written specification and a fixed price, with the details that keep walls dry planned from the start. For terraced homes in Oxford with attractive brick fronts, one approach is to insulate the front internally and the rear externally.
- Free survey in OX1 and nearby
- Guide price from £75 per m² 0% VAT
- Fixed written price before work starts
Free survey in Oxford
Postcode, service and a phone number is all we need.
Part of every quote
- Needs careful detailing at floor joists, reveals and corners
- Insulated plasterboard, stud wall or breathable systems
- Sockets, radiators, skirting and coving are moved and refitted
- Can be done one room at a time during a renovation

Oxford: walls, weather and approvals
We also cover Abingdon and Didcot, close to Oxford. 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 Oxfordshire 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.
We plan internal insulation in Oxford homes room by room so you keep the rest of the house usable.
- Postcode district
- OX1
- County or area
- Oxfordshire
- Nation
- England
- Nearby
- Abingdon, Didcot, Witney, Bicester
England: planning and regulations
Internal insulation rarely needs planning permission, but in England and Wales insulating or replastering more than half of a wall's area involves building control, and listed buildings need consent for internal changes that affect their character.
Do I need Building Regulations approval?
Yes, in England and Wales once you insulate or replaster more than half of a wall's area (or more than a quarter of the building's whole envelope), it's treated as renovating a thermal element. The wall should reach about 0.30 W/m²K where practical, and building control needs to be involved.
Internal wall insulation prices in Oxford
| Item | Guide price | Notes |
|---|---|---|
| Insulated plasterboard, supplied and skimmed | £75–£110 per m²0% VAT | |
| Insulated stud wall | £90–£130 per m²0% VAT | |
| Typical bedroom, one external wall | £1,795–£2,9950% VAT | Including making good |
Confirmed by a fixed written quote after survey. 0% VAT: installing insulation in a home is zero-rated until 31 March 2027, so these figures are the total; 5% applies from 1 April 2027.
How it works
Get a guide price
Try the online quote tool for a ballpark figure.
Book the survey
A visit at a time that suits you.
Agree the quote
Nothing starts until you've signed the written price.
We do the work
Planned around weather, with you kept informed.
Internal wall insulation in Oxford: questions
How much room space will I lose?
Usually 50–100mm on each insulated wall, depending on the system.
Is internal insulation cheaper than external?
Per m² usually yes, but the cost of moving fittings and redecorating narrows the gap on whole-house jobs.
Can I stay in the house?
Yes, but each room is out of use while it's worked on, typically 3–5 days.
Do you cover Oxford?
Yes — we survey and quote internal wall insulation in Oxford (OX1) and nearby Abingdon, Didcot and Witney, with a fixed written price before any work starts.