Loft and cavity wall insulation · South East
Loft and cavity wall insulation in Mid Sussex
Loft top-ups and cavity fill are the cheapest fabric measures for most homes in Mid Sussex, provided the survey comes first.
We take on loft and cavity wall insulation in Mid Sussex for housing associations (which own most social homes here) and supported housing providers, managing every trade ourselves and working to the timescales in your order. Most social homes in Mid Sussex belong to housing associations after the council transferred its stock.
Mid Sussex at a glance
- Council
- Mid Sussex District Council
- Region
- South East
- County
- West Sussex
- Council homes
- Transferred to housing associations
- Housing standard
- Decent Homes Standard (England)
- Damp and mould timescales
- Awaab's Law (since 27 Oct 2025)
- Population
- 152,142 (2020 estimate)
- Regional price factor
- 1.10 (VOA 2026)
Council housing status from Housing Revenue Account records (MHCLG and the 2012 HRA list, updated for later transfers) and council publications, checked October 2026. Population: ONS 2020 mid-year estimate.
Who owns the social homes in Mid Sussex?
Most social homes in Mid Sussex are owned by housing associations, following the transfer of the council's homes to housing association ownership. Mid Sussex District Council remains the strategic housing authority, with duties on homelessness and housing need.
What do we cover in Mid Sussex?
- Cavity suitability survey, including borescope inspection
- Loft insulation top-ups to current recommended depths
- Boarded walkways, hatch insulation and draught-proofing
- Loft ventilation checks and remedial vents
- Pipe and tank insulation

How do we deliver it?
Loft work includes checking that the eaves are still ventilating once the new insulation is down, because blocked eaves cause condensation in the roof space.
Which rules apply in Mid Sussex?
Warm Homes: Social Housing Fund Wave 3 (£1.29bn for 2025–2028, plus up to £295m more for 2026/27) requires delivery under PAS 2035/2030, TrustMark-registered installers and, for heat pumps and solar, MCS certification. The fund is closed to new applications.
Decent Homes Standard (England) · More about loft and cavity wall insulation
What does loft and cavity wall insulation cost in Mid Sussex?
Our guide range for cavity wall insulation in Mid Sussex is £1,050–£2,950 per home. That is the UK range of £950–£2,700 (published figure) adjusted by a regional cost factor of 1.10 (VOA Rating Cost Guide 2026: 1.05–1.15); figures are before VAT where the source states it. Every job is priced after survey; specification, access and the condition of the homes will move the figure.
Questions about loft and cavity wall insulation in Mid Sussex
Does Mid Sussex District Council still own council homes?
Most social homes in Mid Sussex are owned by housing associations, following the transfer of the council's homes to housing association ownership. Mid Sussex District Council remains the strategic housing authority, with duties on homelessness and housing need.
Which housing standard applies in Mid Sussex?
Social homes in England must meet the Decent Homes Standard, enforced through the Regulator of Social Housing's Safety and Quality Standard. A reformed standard, confirmed in January 2026, must be met by 2035 at the latest.
Do you also work near Mid Sussex?
Yes. We take on loft and cavity wall insulation across the South East, including Crawley, Horsham, Lewes and Brighton and Hove, and in every other UK nation.
Other works we carry out in Mid Sussex
- Responsive repairs
- Planned maintenance and Decent Homes works
- Damp and mould remediation
- Aids and adaptations
- Cyclical and external decoration
- Kitchen replacement programmes
- Electrical remedial works and rewires
- Fire stopping and compartmentation
- Heating upgrades and heat pumps
- Supported and sheltered housing refurbishment
- Communal area refurbishment
- Roofing and rainwater goods