Cornwall · England
Render and insulation in Penzance
Render and insulation in Penzance: guide prices online, then a free survey and fixed written quote.
- Free survey in TR18 and nearby
- Fixed written price before work starts
- Guide prices online
Free survey in Penzance
Tell us about the property. We reply on working days.
Services
Services in Penzance
External wall insulation
- External wall insulation in Penzance
- EPS insulation in Penzance
- Mineral wool EWI in Penzance
- Wood fibre EWI in Penzance
- Non-traditional houses in Penzance
- Park home insulation in Penzance
- Flats and blocks in Penzance
- Commercial EWI in Penzance
Solid and internal wall insulation
Render finishes
- Insulated render in Penzance
- Silicone render in Penzance
- Monocouche render in Penzance
- Lime render in Penzance
- Brick slip EWI in Penzance
- Acrylic render in Penzance
Re-rendering, repairs and upkeep
Homes and walls in Penzance
Surveys in Penzance also cover the surrounding TR18 district and towns such as Camborne and Redruth. It's roughly 16 miles from Penzance to Redruth, the largest town in Cornwall.
The South West has many stone and solid-walled cottages, exposed coastal properties and a share of post-war system-built houses, including types such as the Cornish Unit.
Parts of Cornwall fall in the higher wind-driven rain exposure bands, especially coastal and upland sites, so render specification, movement joints and detailing at cills, verges and the base of the wall matter more than usual.
- Postcode district
- TR18
- County or area
- Cornwall
- Nation
- England
Approvals in England
For a house in Penzance, external insulation or render is often permitted development if it looks similar to the existing walls; conservation areas, flats, commercial buildings and listed buildings need permission or consent, so we check your address first.
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.
Typical jobs and guide prices
| Item | Guide price | Notes |
|---|---|---|
| Monocouche render | From £54 per m² + scaffoldinc VAT | Monocouche on blockwork |
| Silicone render | From £66 per m² + scaffoldinc VAT | Silicone render on masonry (with base coat + mesh) |
| Internal wall insulation | From £75 per m²0% VAT | Insulated plasterboard, supplied and skimmed |
| External wall insulation | From £105 per m² + scaffold0% VAT | EPS system with silicone render |
Insulation prices for homes are totals (0% VAT until 31 March 2027); render and repair prices include VAT at 20%. Confirmed in writing after a free survey. Full price guide
Nearby towns
Penzance: questions
Do you cover Penzance?
Yes — we survey and quote in Penzance (TR18) and nearby Camborne, Redruth and Falmouth.
How much does external wall insulation cost in Penzance?
Our guide is £105–£170 per m² depending on the system, plus scaffolding — roughly £10,200–£17,700 for a typical three-bed semi with EPS and silicone render. Installing insulation in a home is zero-rated for VAT until 31 March 2027, so that's the total. A free survey fixes the price.
Do I need planning permission in Penzance?
Planning in Penzance follows England's national rules: similar-looking finishes on houses are usually permitted, while flats, commercial premises, conservation areas and streets under an Article 4 direction need an application.
Is VAT charged on wall insulation?
Installing wall insulation in homes is zero-rated until 31 March 2027, then 5%, so our insulation prices are totals. Render-only work and repairs carry VAT at 20%, and our prices for them include it.