Damp and mould in an HMO is usually caused by condensation, leaks or rising or penetrating damp, and often by a mix. Landlords in Richmond (TW9 and TW10) usually come to us with a council letter, a fire risk assessment or a house they have just bought. We price from whichever you have.
- Area
- Greater London, England
- Postcodes
- TW9 and TW10
- Location
- 8 miles south-west of London
- Pricing region
- London
What do damp, mould and HHSRS repairs in Richmond involve?
- Mould treatment and stain-block
- Extraction and continuous ventilation
- Re-plastering and making good
- Photo report of before and after
- Cause-finding survey with moisture readings
Which rules apply in Richmond?
The rules below are the England-wide position for this kind of work. Councils add their own standards and schemes on top, so we always check the address in Richmond before we price.
- Councils assess hazards, including damp, mould and fire, under the HHSRS; revised regulations and guidance applied from 23 June 2026.
- Rented homes must currently meet at least EPC E, with a £3,500 spending cap. The government plans EPC C by October 2030, subject to legislation.
- Councils can fine up to £7,000 where a Category 1 hazard is not removed when it reasonably could have been.
How much do damp, mould and HHSRS repairs cost in Richmond?
| Item | UK typical | Local guide | Per |
|---|---|---|---|
| Damp repair, from a single wall to a whole house | £600 – £4,000 | £770 – £5,100 | job |
| Mould treatment and making good | £250 – £500 | £320 – £640 | room |
Use these as a starting point for budgeting. Access, condition and the council’s requirements in Richmond can move the figure either way, which is why we quote after seeing the house.
How long does it take?
Typical time on site: 2–10 working days. We agree the programme with you before starting and send photo updates as the work progresses.
When do Richmond landlords need it?
Landlords in Richmond most often ask us for this when:
- An HHSRS finding or council letter
- Recurring mould in bathrooms and bedrooms
Questions about damp, mould and HHSRS repairs in Richmond
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.
How far do you travel from Richmond?
We cover the whole of Greater London and work UK-wide. For Richmond the nearest towns on our list are Isleworth (2 miles), Hounslow (2 miles), Barnes (3 miles).
Where do I check the HMO rules for an address in Richmond?
With the local council for the address. Councils in England can add additional licensing and Article 4 directions on top of the national rules. Check the council’s website for the exact address before you buy or start work.
How much do damp, mould and HHSRS repairs cost in Richmond?
Our guide ranges for London are in the table on this page, and the guide-price tool gives a figure for your house. A fixed written quote follows a free site visit.
Damp, mould and HHSRS repairs near Richmond
- Isleworth · 2 mi
- Hounslow · 2 mi
- Barnes · 3 mi
- Chiswick · 3 mi
- Heston · 3 mi
- Acton · 4 mi
- All of Greater London
Other HMO services in Richmond
- Shared bathroom and shower room refits in Richmond
- EPC and energy upgrades in Richmond
- Full HMO refurbishment in Richmond
- Void and between-tenancy refurbs in Richmond
- Licence condition and schedule-of-works in Richmond
- Communal kitchen refits in Richmond
- Layout changes and room reconfiguration in Richmond
- Fire doors in Richmond