In short: Damp and mould in an HMO is usually caused by condensation, leaks or rising or penetrating damp, and often by a mix. Across Merthyr Tydfil, the work is planned around Wales’s HMO rules and the standards the local council publishes.
- Nation
- Wales
- Pricing region
- Wales
- Postcode areas
- CF
- Main towns
- Merthyr Tydfil, Treharris
What do damp, mould and HHSRS repairs in Merthyr Tydfil involve?
- Cause-finding survey with moisture readings
- Insulation to cold spots
- Mould treatment and stain-block
- Re-plastering and making good
- Damp-proofing where it is the cause
- Leak, gutter and roof repairs
Which rules apply in Merthyr Tydfil?
- 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 Merthyr Tydfil?
| 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 Merthyr Tydfil
Questions about damp, mould and HHSRS repairs in Merthyr Tydfil
Will a mould wash fix it?
Only for a while. Unless the cause is fixed, mould comes back.
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 Merthyr Tydfil?
Yes, across the whole of Merthyr Tydfil, including Merthyr Tydfil, Treharris.
Who licenses HMOs in Merthyr Tydfil?
Merthyr Tydfil council licenses HMOs in its area. Landlords must also register with Rent Smart Wales.
Other HMO services in Merthyr Tydfil
- Shared bathroom and shower room refits in Merthyr Tydfil
- EPC and energy upgrades in Merthyr Tydfil
- Full HMO refurbishment in Merthyr Tydfil
- Void and between-tenancy refurbs in Merthyr Tydfil
- Licence condition and schedule-of-works in Merthyr Tydfil
- Communal kitchen refits in Merthyr Tydfil
- Commercial and above-shop to HMO in Merthyr Tydfil
- Sound insulation in Merthyr Tydfil