Wood fibre EWI · Northamptonshire
Wood fibre insulation for older homes in Wellingborough
Quotes for wood fibre external wall insulation in Wellingborough list the system, the detailing and the VAT position in writing, so you know exactly what's included. If your home in Wellingborough is in a conservation area, we check the council's position on render before suggesting wood fibre EWI.
- Free survey in NN8 and nearby
- Guide price from £150 per m² + scaffold, 0% VAT
- Fixed written price before work starts
Free survey in Wellingborough
Postcode, service and a phone number is all we need.
What you get
- Thicker than foam for the same U-value
- Compatible with lime renders used on traditional buildings
- Often the most suitable EWI where planning allows on older properties
- Vapour-open and hygroscopic — buffers moisture rather than trapping it
What we look for in Wellingborough
We also cover Rushden and Kettering, close to Wellingborough. It's roughly 9 miles from Wellingborough to Northampton, the largest town in Northamptonshire. Housing in the East Midlands includes Victorian terraces in the towns and cities, plenty of inter-war semis and post-war council estates, some of them system-built.
Much of Northamptonshire 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.
For period homes in Wellingborough, the survey looks closely at existing lime mortars and any cement patching that may trap moisture.
- Postcode district
- NN8
- County or area
- Northamptonshire
- Nation
- England
- Nearby
- Rushden, Kettering, Northampton, Corby
Permissions in England
Before quoting in Wellingborough, we check whether the property is in a conservation area, under an Article 4 direction or listed, because that decides whether changing the outside needs planning permission.
Building control applies once more than half of a wall is insulated or re-rendered, or more than a quarter of the whole building envelope, and your written quote says how that's handled.
Why do older walls need breathable insulation?
Stone and early brick walls were built with lime mortars and renders that let moisture in and out. Sealing them with impermeable materials can trap water in the wall, leading to damp and frost damage. Wood fibre keeps the build-up open to vapour, and its ability to absorb and release moisture helps the wall stay in balance.
Wood fibre insulation for older homes prices in Wellingborough
| Item | Guide price | Notes |
|---|---|---|
| Wood fibre + lime render system | £150–£210 per m²0% VAT | Excluding scaffold |
| Cottage, about 90 m² of wall | £15,300–£22,1000% VAT | Including scaffold |
| Lime render only (no insulation) | £78–£132 per m²inc VAT | See lime render |
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. Prices include VAT at 20%.
How it works
Enquiry
Send your postcode and a few details.
Measured survey
Walls, damp, eaves, cills and services recorded.
Written price
A fixed price with the specification attached.
Work and handover
Installed, inspected and documents handed over.
Wood fibre EWI in Wellingborough: questions
Does wood fibre need a lime render?
It needs the render specified by the system manufacturer, which is usually lime or mineral based.
Is wood fibre insulation fireproof?
No — it's a timber product. It chars rather than flaming readily, but it is combustible, so it's used on low-rise buildings within a tested system and never where non-combustible materials are required.
Can wood fibre go on a stone wall?
Yes, after levelling. Rubble stone is often uneven, so a levelling coat or adapted fixing method is used first.
Do you cover Wellingborough?
Yes — we survey and quote wood fibre external wall insulation in Wellingborough (NN8) and nearby Rushden, Kettering and Northampton, with a fixed written price before any work starts.