In short: Damp and mould in an HMO is usually caused by condensation, leaks or rising or penetrating damp, and often by a mix. In Caerphilly we survey first, price each item separately and hand over the certificates and photos a council asks for.
- Nation
- Wales
- Pricing region
- Wales
- Postcode areas
- CF
- Main towns
- Caerphilly, Gelligaer, Blackwood, Bargoed, Nelson (Caerphilly)
What do damp, mould and HHSRS repairs in Caerphilly involve?
- Mould treatment and stain-block
- Extraction and continuous ventilation
- Insulation to cold spots
- Leak, gutter and roof repairs
- Cause-finding survey with moisture readings
- Photo report of before and after
Which rules apply in Caerphilly?
- Councils assess hazards, including damp and mould, under the HHSRS, alongside the fitness for human habitation rules for occupation contracts.
- Rented homes must meet at least EPC E. Whether the planned EPC C standard will apply in Wales has not yet been confirmed.
Welsh councils set their own HMO standards and may run additional licensing. In Wales, changing a house to a C4 HMO always needs planning permission, so check planning first.
How much do damp, mould and HHSRS repairs cost in Caerphilly?
| Item | UK typical | Local guide | Per |
|---|---|---|---|
| Damp repair, from a single wall to a whole house | £600 – £4,000 | £560 – £3,750 | job |
| Mould treatment and making good | £250 – £500 | £240 – £470 | room |
Typical time on site: 2–10 working days. For a figure for your house, try the guide-price tool.
Damp, mould and HHSRS repairs by town in Caerphilly
Questions about damp, mould and HHSRS repairs in Caerphilly
What is HHSRS?
The Housing Health and Safety Rating System, the method councils in England and Wales use to assess hazards in homes, including damp and mould.
Is damp always rising damp?
No. In shared houses condensation is the most common cause, because of cooking, showers and drying clothes. We find the cause before recommending any treatment.
Do you carry out damp, mould and HHSRS repairs across Caerphilly?
Yes, across the whole of Caerphilly, including Caerphilly, Gelligaer, Blackwood.
Who licenses HMOs in Caerphilly?
Caerphilly council licenses HMOs in its area. Landlords must also register with Rent Smart Wales.
Other HMO services in Caerphilly
- Shared bathroom and shower room refits in Caerphilly
- EPC and energy upgrades in Caerphilly
- Full HMO refurbishment in Caerphilly
- Void and between-tenancy refurbs in Caerphilly
- Licence condition and schedule-of-works in Caerphilly
- Communal kitchen refits in Caerphilly
- Extensions for extra rooms in Caerphilly
- Bedroom upgrades and room refits in Caerphilly