Loft and cavity wall insulation · Wales
Loft and cavity wall insulation in Caerphilly
If homes in Caerphilly have thin loft insulation or failed cavity fill, we can survey, price and put it right.
We take on loft and cavity wall insulation in Caerphilly for Caerphilly County Borough Council, housing associations and supported housing providers, managing every trade ourselves and working to the timescales in your order. Caerphilly County Borough Council still owns council homes here, alongside housing association stock.
Caerphilly at a glance
- Council
- Caerphilly County Borough Council
- Nation
- Wales
- Council homes
- Council-owned, managed by the council
- Housing standard
- WHQS 2023 (Wales)
- Damp and mould timescales
- No timescale law found
- Population
- 181,731 (2020 estimate)
- Regional price factor
- 0.93 (VOA 2026)
Council housing status from published stock transfer histories (11 transfer and 11 stock-retaining councils), not yet checked against StatsWales tables. Population: ONS 2020 mid-year estimate.
Who owns the social homes in Caerphilly?
Caerphilly County Borough Council is one of the 11 Welsh councils that kept their homes rather than transferring them. Housing associations also own social homes in Caerphilly, and we can work for both.
What do we cover in Caerphilly?
- Cavity wall insulation injection
- 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?
Where we extract failed fill, we inspect the wall ties and the cavity while it is open and report what we find.
Which rules apply in Caerphilly?
WHQS 2023 asks Welsh social landlords to set a Target Energy Pathway for their homes by 31 March 2027, informed by a whole stock assessment.
WHQS 2023 (Wales) · More about loft and cavity wall insulation
What does loft and cavity wall insulation cost in Caerphilly?
Our guide range for cavity wall insulation in Caerphilly is £900–£2,500 per home. That is the UK range of £950–£2,700 (published figure) adjusted by a regional cost factor of 0.93 (VOA Rating Cost Guide 2026: 0.88–0.98); 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 Caerphilly
Does Caerphilly County Borough Council still own council homes?
Caerphilly County Borough Council is one of the 11 Welsh councils that kept their homes rather than transferring them. Housing associations also own social homes in Caerphilly, and we can work for both.
Can you take on loft and cavity wall insulation in Caerphilly as a subcontractor?
Yes. Main contractors working for social landlords in Caerphilly can engage us as a tier-2 subcontractor for loft and cavity wall insulation, working under their systems and their client's specification.
Do you also work near Caerphilly?
Yes. We take on loft and cavity wall insulation across Wales, including Torfaen, Blaenau Gwent, Merthyr Tydfil and Rhondda Cynon Taf, and in every other UK nation.
Other works we carry out in Caerphilly
- Electrical remedial works and rewires
- Estate and external works
- Fire door installation and remediation
- Window and door replacement
- External wall insulation
- Damp and mould remediation
- Communal area refurbishment
- Whole-house retrofit
- Kitchen replacement programmes
- Heating upgrades and heat pumps
- Smoke, heat and CO alarm installation
- Void property works