Insulated render · Gwynedd
Insulated render systems in Llangefni
Quotes for insulated render in Llangefni list the system, the detailing and the VAT position in writing, so you know exactly what's included. For houses in Llangefni with shallow eaves, the insulated render thickness is planned with the roofline in mind.
- Free survey in LL77 and nearby
- Guide price from £105 per m² + scaffold, 0% VAT
- Fixed written price before work starts
Free survey in Llangefni
Postcode, service and a phone number is all we need.
What the job covers
- Designed and tested by the system manufacturer
- Suitable for houses, extensions and whole buildings
- One system: board, adhesive, fixings, mesh, primer and render
- Through-coloured finishes in hundreds of shades

Homes and walls in Llangefni
We also cover Bangor (Gwynedd) and Caernarfon, close to Llangefni. It's roughly 8 miles from Llangefni to Bangor (Gwynedd), the largest town in Gwynedd. North Wales has many solid stone and slate-built homes, Victorian seaside terraces and post-war council estates.
Parts of Gwynedd 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.
We bring finish samples to Llangefni surveys so colours can be judged in daylight against your roof and windows.
- Postcode district
- LL77
- County or area
- Gwynedd
- Nation
- Wales
- Nearby
- Bangor (Gwynedd), Caernarfon, Holyhead, Llandudno
Permissions in Wales
For homes in Llangefni, the local planning authority decides any borderline cases; changing a brick house to render, or work on flats, usually needs an application in Wales.
Building control in Wales applies to most insulation and re-rendering jobs of this size; the quote states who submits the notice.
Can I choose two colours?
Yes. Many owners pick a main colour with a contrasting plinth, entrance surround or bay. Feature bands and recessed details can be formed in the insulation before rendering.
Insulated render systems prices in Llangefni
| Item | Guide price | Notes |
|---|---|---|
| Insulated render (EPS + silicone) | £105–£145 per m²0% VAT | Excluding scaffold |
| Mineral wool insulated render | £125–£170 per m²0% VAT | |
| Contrasting colour features | +£8–£20 per m²0% VAT | Where used |
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.
What happens next
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.
Insulated render in Llangefni: questions
Will my house look different?
Yes, if it was brick or pebble dash. If you want to keep a brick look, a brick-slip finish over the insulation is an option.
Can insulated render be applied in winter?
Only in suitable weather — typically above 5°C and rising, with no frost or rain during curing. Winter programmes allow for lost days.
How long does insulated render last?
Typically 25–30 years or more with maintenance; the manufacturer's documentation sets the service life for the specific system.
Do you cover Llangefni?
Yes — we survey and quote insulated render in Llangefni (LL77) and nearby Bangor (Gwynedd), Caernarfon and Holyhead, with a fixed written price before any work starts.