External Wall Insulation Newport, Gwent | EWI Prices & Free Survey

External wall insulation in Newport, Gwent

If you live in Newport in Gwent (NP10) and your walls are solid, system-built or simply cold, external wall insulation may be the most effective upgrade you can make without losing any room inside.

From £109 per m²system and finish, plus scaffolding; VAT at 0% on homes

Homes in and around Newport, Gwent

Newport in Gwent is in the NP10 postcode district. 6 other towns we cover are within 25 miles.

We arrange surveys in Newport in Gwent (NP10) at a time that suits you, and cover neighbouring Risca, Cwmbran and Pontypool too.

We photograph every hidden layer as it goes on, so you have a record of what's behind the finish on your Newport, Gwent home.

Nearby towns we cover: Risca (5 miles), Cwmbran (5 miles), Pontypool (8 miles), Caerphilly (9 miles), Cardiff (11 miles), Penarth (13 miles).

External wall insulation prices in Newport, Gwent

Guide prices for external wall insulation in Newport in Gwent 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 Newport, Gwent

Rules that apply in Newport, Gwent

Planning: Welsh guidance allows cladding a house without an application if the materials look similar to the original, but external wall insulation that projects more than 16cm from the wall needs planning permission. Any cladding or render in a conservation area, National Park, AONB or World Heritage Site needs permission, listed buildings need consent, and permitted development rights may have been removed by condition or Article 4 direction.
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 Newport, Gwent: questions

How much should I budget for external wall insulation in Newport in Gwent?

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 Newport in Gwent and fixes the total in writing.

Is VAT charged on external wall insulation in Newport in Gwent?

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 Risca as well as Newport in Gwent?

Yes. From Newport in Gwent we also cover Risca, Cwmbran and Pontypool, and the rest of Gwent.

External wall insulation in Gwent | Prices