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Newport · Gwent

Cavity wall insulation for landlords in Newport

For landlords, filling an empty cavity is usually one of the lowest-cost ways to improve an EPC rating. We cover Newport and the wider NP20 postcode district, with the survey, result and fixed price all in writing.

Free survey in Newport

Covering Newport and the NP20 district. Tell us about the property and we will arrange a free survey and a fixed price.

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We use your details only to answer this enquiry and arrange your visit, sharing them only with the registered installer we appoint for your job and the providers named in our privacy notice. No marketing lists, no cold calls.

Cavity wall insulation for landlords for Newport properties

We cover Newport and the NP20 postcode district, including nearby Risca, Cwmbran and Pontypool. Newport is one of the main towns we cover in Gwent.

Per-address photo records for Newport properties make compliance files and EPC updates straightforward. Work on Newport rented homes and blocks is booked around tenants and residents, with access arranged through your agent if you prefer.

Local weather affects which walls can be filled. Parts of Gwent face some of the heaviest wind-driven rain in the UK, especially exposed coastal and upland sites. Here the survey is stricter: some walls suit only certain certified systems, and some should not be filled at all.

For regulations, in Newport filling a cavity is notifiable work under the Building Regulations as they apply in Wales, usually self-certified through a competent person scheme.

Funding in Wales

In Wales, Warm Homes Nest offers free improvements to eligible low-income households, and ECO4 runs to 31 December 2026.

Sources: Welsh Government: warmer and more energy efficient homes (July 2026); GOV.UK: extending the ECO4 end date, government response.

How we work with portfolios

One contact, one schedule. We survey in batches, return a simple sheet per address, and book installs around your tenants. Access arrangements and tenant notices are handled with your agent if you prefer.

What is included in Newport

  • Batch surveys
  • Tenant-friendly booking
  • Photo records for your files
  • Fixed prices per address

Guide prices for Newport

Cavity wall insulation for landlords guide prices
Cavity wall insulation for landlords guide pricesGuide price
Detached house£2,295–£3,795
Semi-detached house£1,495–£2,495
End-terrace house£1,295–£2,195
Detached bungalow£1,295–£2,195
Semi-detached bungalow£895–£1,595
Mid-terrace house£795–£1,395

No VAT is charged on installing insulation in homes until 31 March 2027 (then 5%). Guide ranges only: the fixed price is confirmed in writing before any work starts, and anything that could not be seen at survey is agreed with you first.

The steps for cavity wall insulation for landlords in Newport:

  1. Get in touch

    Online, by phone or WhatsApp, whichever suits you.

  2. Survey visit

    The surveyor checks each wall and looks into the cavity where needed.

  3. Your result in writing

    What we found, what it means, and a fixed price if work is needed.

  4. Booked work

    Carried out by the installer named on your quote, with their scheme registrations.

Last reviewed 19 October 2026.

Cavity wall insulation for landlords in Newport: questions

Which building regulations route applies in Newport?

Newport is in Wales, so filling a cavity is notifiable work under the Building Regulations as they apply in Wales, usually self-certified through a competent person scheme. We confirm the route in writing on your quote.

Is my Newport home too exposed for cavity insulation?

Parts of Gwent get some of the heaviest wind-driven rain in the UK, so the survey is stricter and some walls are better left unfilled. The survey records the exposure of each wall before recommending a material, or recommending against filling.

Do you cold-call in Newport?

No. We only come out when you have asked us to. If someone cold-calls offering free insulation, check before you agree to anything.

Do you cover Newport?

Yes. Newport and the NP20 postcode district are within our Gwent coverage, along with nearby Risca and Cwmbran.

Nearby towns

Book a free survey in Newport

Free survey with an install quote. Written result. Fixed price before any work.