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Fulham · Greater London

Cavity wall insulation for flats in Fulham

Cavity wall insulation for flats in Fulham starts with a free survey of the property, then a written result and a fixed price before any work is booked. Flats share their outer walls, so cavity wall insulation is normally done for the whole block at once with the freeholder's agreement.

Free survey in Fulham

Covering Fulham and the SW6 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 flats for Fulham properties

Fulham is among the towns we cover in Greater London, alongside Chelsea, Putney and Battersea. It is roughly 4 miles south-west of London.

Blocks of flats in Fulham are surveyed as a whole, because the cavity runs across every flat in the building. For commercial buildings in Fulham, the survey also considers building use and fire requirements before a material is specified.

Local weather affects which walls can be filled. Much of Greater London sits in the more sheltered driving-rain zones of the UK, which widens the choice of fill. Exposed elevations, coastal sites and high ground still get checked wall by wall.

In terms of approvals, in Fulham filling a cavity is notifiable building work and needs a building notice or competent-person self-certification.

Funding in England

In England, ECO4 runs to 31 December 2026 and Warm Homes: Local Grant supports low-income households through councils.

Sources: GOV.UK: extending the ECO4 end date, government response; GOV.UK: Warm Homes Plan.

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 Fulham

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

Guide prices for Fulham

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.

From enquiry to finish in Fulham:

  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 Fulham: questions

Do you cold-call in Fulham?

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

Which building regulations route applies in Fulham?

Fulham is in England, so filling a cavity is notifiable building work and needs a building notice or competent-person self-certification. We confirm the route in writing on your quote.

Is there VAT on cavity wall insulation for flats in Fulham?

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

How soon can you visit in Fulham?

We arrange dates when you get in touch. Availability varies through the year, so we give you real dates rather than a promise on the website.

Nearby towns

Book a free survey in Fulham

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