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Pembroke Dock · Dyfed

Cavity wall insulation for flats in Pembroke Dock

Flats share their outer walls, so cavity wall insulation is normally done for the whole block at once with the freeholder's agreement. We cover Pembroke Dock and the wider SA72 postcode district, with the survey, result and fixed price all in writing.

Free survey in Pembroke Dock

Covering Pembroke Dock and the SA72 district. Tell us about the property and we will arrange a free survey and a fixed price.

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Cavity wall insulation for flats for Pembroke Dock properties

Our Dyfed coverage takes in Pembroke Dock (SA72) and nearby Haverfordwest, Carmarthen and Llanelli. It is around 29 miles south-west of Carmarthen.

For commercial buildings in Pembroke Dock, the survey also considers building use and fire requirements before a material is specified. For landlords and managing agents in Pembroke Dock, we survey in batches and return a result sheet and fixed price per address.

Exposure matters for every cavity wall. Parts of Dyfed 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.

On the rules side, in Pembroke Dock 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.

Fire and height

For blocks, the material must suit the building's height and use. Non-combustible mineral wool is the usual choice; we confirm the system and its certificate limits in writing.

What is included in Pembroke Dock

  • Block survey
  • Leaseholder information sheet
  • Per-flat pricing
  • Freeholder and agent coordination

Guide prices for Pembroke Dock

Cavity wall insulation for flats guide prices
Cavity wall insulation for flats guide pricesGuide price
Per flat, whole-block fill (low-rise)£495–£995

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.

How it works in Pembroke Dock:

  1. Send your details

    A minute online, or call the free number.

  2. We check the walls

    Construction, cavity width, debris, damp and wind-driven rain exposure.

  3. You decide

    Plain-English result and a fixed price, with no pressure to book.

  4. Job done properly

    Holes made good, paperwork handed over, guarantee details confirmed.

Last reviewed 19 October 2026.

Cavity wall insulation for flats in Pembroke Dock: questions

Do you work on rented homes in Pembroke Dock?

Yes. Landlords and agents in Pembroke Dock can book batch visits, and work is arranged around tenants.

Do you cover Pembroke Dock?

Yes. Pembroke Dock and the SA72 postcode district are within our Dyfed coverage, along with nearby Haverfordwest and Carmarthen.

Is there VAT on cavity wall insulation for flats in Pembroke Dock?

Installing insulation in a home is currently zero-rated for VAT until 31 March 2027, then 5%. Commercial buildings are standard-rated.

Which building regulations route applies in Pembroke Dock?

Pembroke Dock 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.

Nearby towns

Book a free survey in Pembroke Dock

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