Persistent damp can affect comfort, appearance and long-term structural health. Timberwise provides professional damp proofing in Cardiff, delivering practical solutions designed to protect your home and prevent further deterioration. As experienced damp specialists, we understand that no two properties behave in exactly the same way. Our PCA-accredited surveyors carry out detailed inspections to determine the cause of damp before recommending targeted treatment.
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We Cover The Following Areas In Cardiff:
- Cardiff (all districts and suburbs)
- Abercynon
- Aberdare
- Barry
- Beddau
- Blackwood
- Bargoed
- Bridgend
- Caerphilly
- Church Village
- Cowbridge
- Cwmbran
- Dinas Powys
- Ebbw Vale
- Ferndale
- Hengoed
- Llanbradach
- Llanedeyrn
- Llanharan
- Llanrumney
- Maesteg
- Merthyr Tydfil
- Mountain Ash
- Nelson
- Newport (Gwent)
- Pencoed
- Penarth
- Pontllanfraith
- Pontypridd
- Porth
- Porthcawl
- Rhondda
- Risca
- Rhoose
- Rumney
- Senghenydd
- Tonypandy
- Tredegar
- Treherbert
- Treharris
- Treorchy
- Ystrad Mynach
Can’t find your area? Just call our team to see if we cover you, or check our full list of locations here.
Why Choose Timberwise?
Local, Cardiff-Based Team
Our PCA-qualified surveyors and technicians cover the entirety of Cardiff and its surrounding areas, meaning that we can help no matter where you are located.
Certified Property Care Specialists
We are members of the Property Care Association, and endorsed by Which? Trusted Traders, as well as being members of Checkatrade, and Trustmark.
Long-Term Guarantees
To give long-term peace of mind, all Timberwise damp proofing and timber treatments carry a 20-year guarantee, and completed basement waterproofing installations are backed by a 10-year guarantee.
Proven Results in Cardiff Properties
Whether you live in an older terraced home, a modern loft or basement conversion, or a listed building, our local team of surveyors and technicians can help.
What Our Customers Say
Read feedback from homeowners who have recieved a survey from Timberwise
Dry Rot Treatment in a Terraced Property in Cardiff
Client: Domestic Our client, a homeowner in Cardiff, contacted Timberwise to conduct dry rot treatment...
Conducting Damp Repairs in a Herne Bay Flat
Client: Domestic Our client, a homeowner in Cardiff, contacted Timberwise to consult on the condition...
Surveying for Dry Rot and Damp in Llandysul, Wales
Client: Domestic Timberwise was given instructions to survey this property, with a specific request to...
Recent Projects by Timberwise in Cardiff
Dry Rot Treatment in a Terraced Property in Cardiff
Client: Domestic Our client, a homeowner in Cardiff, contacted Timberwise to conduct dry rot treatment...
Conducting Damp Repairs in a Herne Bay Flat
Client: Domestic Our client, a homeowner in Cardiff, contacted Timberwise to consult on the condition...
Surveying for Dry Rot and Damp in Llandysul, Wales
Client: Domestic Timberwise was given instructions to survey this property, with a specific request to...
Experiencing Damp Walls in Cardiff?
Staining, bubbling plaster or peeling paint often point to moisture within the walls of your home. Damp walls in Cardiff properties can develop for several reasons, including moisture ingress, condensation or underlying building defects.
A detailed survey determines what’s happening and what action, if any, is required. You receive clear findings and straightforward recommendations — without pressure or unnecessary work.
Diagnosing Damp Correctly
Correctly diagnosing damp in Cardiff properties is essential. Misdiagnosis can lead to inappropriate treatments that fail to resolve the issue.
Our damp surveys in Cardiff are carried out by PCA-accredited specialists with decades of experience. We assess moisture levels, ventilation, building materials and environmental factors to understand the full picture.
We distinguish between different types of damp problems and identify contributing factors before suggesting next steps. Where treatment is required, we may recommend damp proofing or targeted timber repairs, depending on survey findings.
Resolving Damp Issues in Cardiff Homes
Once the cause of damp has been identified, we outline the most effective way to address it. This may involve damp proofing, improved ventilation, structural adjustments, or associated timber treatments.
Every recommendation is tailored to the property and supported by our long-standing expertise. We offer long guarantees on our completed work to grant you peace of mind with every solution we provide.
Common problems include damp walls, condensation-related moisture and water ingress. A professional survey can identify the exact cause of the problem.
Whilst we often have same-week availability in Cardiff, it can be dependant on demand. Call 02920 290 558 to speak to us and find the earliest survey appointment that works for you.
Treatment costs depend on the cause and extent of the problem in the property. You will receive a written report following your survey that will include a clear quote for any recommended remedial works.
Of course – no matter if you are in the dead centre of Cardiff, or outside the city entirely, our team are going to be able to help. We cover the entire South Wales area, so if you need a survey, just get in touch!
Yes. If treatment is required, we provide a detailed, no-obligation quotation outlining the recommended work.
No. Some damp issues can be resolved without installing a new damp-proof course. Our surveyors can assess exactly what your property needs to manage your damp problem effectively and provide a quote.
Yes. Our team in Cardiff is PCA-qualified, and Timberwise is endorsed by Which? Trusted Traders. For more information on our different qualifications and endorsements, you can visit our accreditations page here.
Yes, Timberwise offer guarantees on completed work, with different levels of guarantee applied to different types of work.
Damp proof coursing has a guarantee of 20 years, timber treatments have a guarantee of 20 years, and completed basement waterproofing works have a guarantee of 10 years.
For a full list of Timberwise guarantees, and the relevant terms and conditions, visit our guarantee page here.
Of course. Across Cardiff and South Wales we routinely treat Victorian and Edwardian homes, city-centre flats, commercial properties, modern housing and listed buildings. Our team coordinates access with building management and takes care of parking and permit arrangements where required.
Yes, we are ready to work with landlords, estate agents, or anyone within the property chain. We can liase with whoever is in charge of the property to ensure that all works are completed on time whilst minimising disruption for any tenants in the property.
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