Damp and mould in an HMO is usually caused by condensation, leaks or rising or penetrating damp, and often by a mix. For a house in Barnet we start with a measured survey, check the council’s written HMO standards for the number of sharers, and then price each item separately.
- Area
- Greater London, England
- Postcodes
- EN5
- Location
- 10 miles north of London
- Pricing region
- London
What do damp, mould and HHSRS repairs in Barnet involve?
- Leak, gutter and roof repairs
- Cause-finding survey with moisture readings
- Mould treatment and stain-block
- Re-plastering and making good
- Damp-proofing where it is the cause
Which rules apply in Barnet?
Here is what usually applies to a Barnet job of this kind. It is general information rather than legal advice, and the council’s written HMO standards have the final detail.
- 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 Barnet?
| 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 Barnet can move the figure either way, which is why we quote after seeing the house.
How long does it take?
Allow 2–10 working days on site for a typical job. Drawings, approvals and long-lead items such as kitchens or fire door sets are booked before we start.
When do Barnet landlords need it?
Landlords in Barnet 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 Barnet
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.
Which postcodes in Barnet do you work in?
All of them, including EN5, and the surrounding parts of Greater London.
Where do I check the HMO rules for an address in Barnet?
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 Barnet?
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 Barnet
- Hadley Wood · 2 mi
- Potters Bar · 3 mi
- Borehamwood · 3 mi
- Finchley · 3 mi
- Muswell Hill · 5 mi
- Enfield Town · 5 mi
- All of Greater London
Other HMO services in Barnet
- Shared bathroom and shower room refits in Barnet
- EPC and energy upgrades in Barnet
- Full HMO refurbishment in Barnet
- Void and between-tenancy refurbs in Barnet
- Licence condition and schedule-of-works in Barnet
- Communal kitchen refits in Barnet
- Ensuite installation in Barnet
- Extensions for extra rooms in Barnet