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 Walton-on-Thames 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
- Surrey, England
- Postcodes
- KT12 and TW16
- Location
- 15 miles south-west of London
- Pricing region
- South East
What do damp, mould and HHSRS repairs in Walton-on-Thames involve?
- Extraction and continuous ventilation
- Cause-finding survey with moisture readings
- Damp-proofing where it is the cause
- Mould treatment and stain-block
- Leak, gutter and roof repairs
Which rules apply in Walton-on-Thames?
Damp, mould and HHSRS repairs in Walton-on-Thames must satisfy national law for England, the council’s written HMO standards and, where walls, drainage or fire separation change, the building rules. In short:
- 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 Walton-on-Thames?
| Item | UK typical | Local guide | Per |
|---|---|---|---|
| Damp repair, from a single wall to a whole house | £600 – £4,000 | £670 – £4,500 | job |
| Mould treatment and making good | £250 – £500 | £280 – £560 | room |
These are typical ranges including VAT, adjusted for South East, where costs run above the UK average. The fixed price for a house in Walton-on-Thames follows a site visit.
How long does it take?
Most jobs of this kind take 2–10 working days. If a council deadline applies in Walton-on-Thames, tell us at the first call so the programme is built around it.
When do Walton-on-Thames landlords need it?
Landlords in Walton-on-Thames most often ask us for this when:
- Tenant reports of damp or mould
- An HHSRS finding or council letter
Questions about damp, mould and HHSRS repairs in Walton-on-Thames
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.
Do you cover all of Walton-on-Thames?
Yes. We work across Walton-on-Thames and the KT12 and TW16 postcode areas, plus the rest of Surrey. Nearby places we also cover include Sunbury-on-Thames, Esher, Hampton.
Where do I check the HMO rules for an address in Walton-on-Thames?
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 Walton-on-Thames?
Our guide ranges for South East 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 Walton-on-Thames
- Sunbury-on-Thames · 1 mi
- Esher · 2 mi
- Hampton · 3 mi
- Hanworth · 3 mi
- Ashford (Surrey) · 4 mi
- Feltham · 4 mi
- All of Surrey
Other HMO services in Walton-on-Thames
- Shared bathroom and shower room refits in Walton-on-Thames
- EPC and energy upgrades in Walton-on-Thames
- Full HMO refurbishment in Walton-on-Thames
- Void and between-tenancy refurbs in Walton-on-Thames
- Licence condition and schedule-of-works in Walton-on-Thames
- Communal kitchen refits in Walton-on-Thames
- Bedroom upgrades and room refits in Walton-on-Thames
- Small HMO conversions (3–6 sharers) in Walton-on-Thames