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Horsham · West Sussex

Cavity wall insulation for landlords in Horsham

For homes and buildings in Horsham, cavity wall insulation for landlords is arranged survey-first: we check the property, tell you plainly what we found, and price it. For landlords, filling an empty cavity is usually one of the lowest-cost ways to improve an EPC rating.

Free survey in Horsham

Covering Horsham and the RH12 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 Horsham properties

Horsham sits in West Sussex, about 7 miles south-west of Crawley. We work across the RH12 district, including nearby Crawley, Haywards Heath and Burgess Hill.

Blocks of flats in Horsham are surveyed as a whole, because the cavity runs across every flat in the building. For landlords and managing agents in Horsham, we survey in batches and return a result sheet and fixed price per address.

Before any material is chosen, exposure is checked. West Sussex 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.

On compliance, in Horsham 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.

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 Horsham

  • Fixed prices per address
  • Per-property result sheet
  • Photo records for your files
  • Batch surveys

Guide prices for Horsham

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 Horsham:

  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 landlords in Horsham: questions

Is the survey free in Horsham?

Yes when it is for an install quote. Standalone reports for Horsham buyers, sellers or landlords who do not need an install quote are priced before you book.

Is my Horsham home too exposed for cavity insulation?

West Sussex 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.

How soon can you visit in Horsham?

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.

Are there grants for insulation in Horsham?

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.

Nearby towns

Book a free survey in Horsham

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