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Greater Manchester · England

Commercial cavity wall insulation in Greater Manchester

We arrange commercial cavity wall insulation throughout Greater Manchester, from Manchester to Oldham and Wigan. Commercial cavity wall insulation fills cavity walls in offices, schools, surgeries, churches and light industrial buildings.

Two-storey red brick office building on a business park

Free survey in Greater Manchester

Tell us about the property and we will arrange a free survey and a fixed price.

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Commercial cavity wall insulation across Greater Manchester

We cover 34 towns in Greater Manchester, including Manchester, Oldham, Wigan, Bolton, Stockport and more.

Wind-driven rain is the first thing the surveyor weighs up. Greater Manchester has a mix of moderate and more exposed sites. Hilltop, coastal and west-facing walls take the brunt of wind-driven rain, so the survey records exposure for each elevation before a material is chosen.

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

Building Regulations in England

Filling an existing cavity wall is notifiable building work in England. Either a building notice goes to building control before the work, or the installer self-certifies it through a government-approved competent person scheme such as CIGA's CWISC scheme. The insulation used must also be suitable for the wall it goes into, which is why the survey checks construction, condition and exposure first.

Funding in England

  • ECO4, the energy-supplier scheme, has been extended to 31 December 2026 and government has said there will be no successor supplier obligation.
  • The Great British Insulation Scheme closed as planned on 31 March 2026.
  • Warm Homes: Local Grant supports low-income households in England through councils, and the January 2026 Warm Homes Plan sets out fully funded upgrades for low-income homes, with more detail still being published.

Sources: Planning Portal: cavity wall insulation and building regulations; CIGA: CWISC competent person scheme; GOV.UK: extending the ECO4 end date, government response; GOV.UK: Warm Homes Plan.

What is different on commercial jobs

Access is planned around opening hours, often with towers or MEWPs. Material choice takes account of building use and fire requirements, so non-combustible mineral wool is often specified. Work is usually standard-rated for VAT unless the building qualifies for a relief, which we confirm on the quote.

What is included

  • Survey and specification
  • Access and method statement
  • Out-of-hours working where needed
  • O&M information

Commercial cavity wall insulation prices in Greater Manchester

Commercial cavity wall insulation guide prices
Commercial cavity wall insulation guide pricesGuide price
Commercial cavity fill, per m² (+VAT)£22–£36
Access towers or MEWP, per day (+VAT)£195–£495

Commercial prices are shown plus VAT where it applies. 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.

What happens next for a Greater Manchester property:

  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.

Commercial cavity wall insulation in Greater Manchester: questions

Do you cover all of Greater Manchester?

Yes. We cover 34 towns across Greater Manchester, including Manchester, Oldham, Wigan and Bolton, and the villages around them. Island and remote addresses are surveyed by arrangement.

Which building regulations route applies in Greater Manchester?

Greater Manchester 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 my Greater Manchester home too exposed for cavity insulation?

Greater Manchester has a mix of moderate and more exposed sites, so each wall is judged on its own. The survey records the exposure of each wall before recommending a material, or recommending against filling.

Are there grants for insulation in Greater Manchester?

In England, ECO4 runs to 31 December 2026 and Warm Homes: Local Grant supports low-income households through councils. We cannot promise funding, but we will point you to the right official route.

Commercial cavity wall insulation in nearby areas

Book a free survey in Greater Manchester

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