Damp Proofing Rotherham
CSRT & CSSW qualified surveyors · PCA approved · TrustMark registered
Rising damp, penetrating damp, condensation and timber decay treated across Rotherham, from the Victorian terraces of Masbrough and Eastwood to the colliery housing of Maltby, Dinnington and Thurcroft. We diagnose the cause before we quote for the cure.
Why damp is so common in Rotherham homes
Rotherham sits where the Rother meets the Don, and much of its housing was built quickly around heavy industry. Both facts shape the damp problems we see here.
Ground water and flood history
Low-lying parts of the borough have a long relationship with water. Properties in Catcliffe, Treeton, Whiston and parts of Bramley were affected in both 2007 and 2019, and homes that have taken water once often retain moisture in the walls and floors long after the visible damage is repaired. Salts left behind in plaster keep drawing moisture from the air for years unless the affected coats are removed and replaced.
Industrial terraces and solid walls
The brick terraces around Masbrough, Eastwood and Canklow were built for steel and colliery workers with solid walls, shallow foundations and slate damp proof courses that are now well past their intended life. A slate DPC cracks as the building settles, and once it does, moisture moves up through the wall unchecked.
Pit villages, subsidence and winter condensation
Two further issues come up on Rotherham surveys repeatedly, and neither is fixed by injecting a damp proof course.
Former mining ground
Maltby, Dinnington, Thurcroft and Kiveton Park were built on and around collieries. Historic ground movement opens cracks in pointing and render, and a hairline crack on an exposed elevation is enough to let driving rain through a solid wall. We check the outside of the building before we look at anything else.
Airtight homes and black mould
Cavity wall insulation, replacement glazing and blocked chimneys have made Rotherham homes considerably more airtight. Moisture that once escaped now sits in the air, and in colder months it condenses on the coldest surfaces, showing up as black mould in corners, behind furniture and around window reveals.
The three types of damp we treat in Rotherham
They look similar on the wall and they are treated completely differently. Getting this wrong is the single most expensive mistake a property owner can make, which is why every job starts with a survey rather than a quote.
Moisture drawn up from the ground
Tide marks up to about a metre, salt bloom in the plaster, damp skirtings and lifting floor coverings. In Rotherham it is usually a failed slate DPC in an older brick terrace, or a DPC bridged by raised ground outside. Treated with a chemical DPC and salt-resistant re-plastering.
Water coming through the structure
Appears at any height and worsens after heavy rain. Common causes here are cracked pointing on exposed elevations, defective rainwater goods and blown render, particularly on properties that have seen ground movement. Treated by fixing the defect first, then making good internally.
Moisture the building cannot shift
Black spotting in corners, on window reveals and behind furniture, worst between October and March. Common in the borough's insulated interwar and post-war housing where ventilation has been sealed up over the years. Resolved with improved ventilation alongside targeted mould treatment.
What happens when we survey your Rotherham property
Every job begins with a damp survey carried out by a CSRT qualified surveyor. You get a written report and a clear recommendation, including the times we tell you no damp proofing work is needed.
Inspection
External ground levels, pointing, rainwater goods and DPC line, then a full internal inspection including the cellar.
Testing
Moisture meter readings, salt analysis where rising damp is suspected, and timber probing for rot and woodworm.
Report
A written report setting out the cause, the evidence behind the diagnosis and the recommended remedial work.
Quotation
An itemised, fixed-price quotation. No pressure, no obligation, and no work booked until you are ready.
Damp proofing treatments for Rotherham properties
We are registered Safeguard and Sovereign users, and all remedial work is carried out to PCA standards using methods appropriate to the construction of the building.
- Chemical damp proof course injection for failed or missing DPCs in stone and brick walls
- Salt-retardant re-plastering, the essential second half of any rising damp treatment
- Cellar tanking and cavity drainage membranes for below-ground rooms and basement conversions
- External pointing and render repairs to stop penetrating damp at source
- Ventilation and PIV systems as part of our approach to condensation control
- Timber treatment for wet rot, dry rot and woodworm in joists and floor timbers
What our customers say
Verified reviews from homeowners, landlords and letting agents across Rotherham and South Yorkshire.
Qualified surveyors, minutes from Rotherham
All Dry is based in Barnsley, a short run down the A633 and M1 from Rotherham, and we have been treating damp across South Yorkshire for more than 25 years. That means a surveyor who knows the local building stock, and a team you can still get hold of years after the work is finished.
- CSRT qualified surveyors
- CSSW qualified for structural waterproofing
- PCA approved contractor
- TrustMark registered
- Registered Safeguard and Sovereign users
- Guarantee Protection Insurance available
- Building Regulations compliant workmanship
- Reports accepted by lenders and surveyors
Workmanship is guaranteed on every job, and Guarantee Protection Insurance is available on all completed work.
Areas of Rotherham we cover
We work across the whole of Rotherham, including the town centre and all surrounding suburbs and villages.
- Wickersley
- Bramley
- Maltby
- Dinnington
- Thurcroft
- Kimberworth
- Masbrough
- Eastwood
- Rawmarsh
- Swinton
- Thrybergh
- Ravenfield
- Whiston
- Brinsworth
- Catcliffe
- Treeton
- Aston
- Wales
- Kiveton Park
- Anston
- Laughton
- Canklow
- Herringthorpe
- Greasbrough
Covering S60 to S66, plus S25 and S26. Just outside Rotherham? We also cover Sheffield, Doncaster and Barnsley. See all areas we cover.
Damp proofing in Rotherham, common questions
The questions Rotherham homeowners, landlords and buyers ask us most often.
It depends on how much wall needs treating, whether re-plastering is required and how easy the property is to access. A single wall in a terraced house is a very different job from tanking a full cellar, so we do not quote before we have seen the property. After the survey you get an itemised, fixed-price quotation, and the figure you are quoted is the figure you pay.
Yes. A proper survey takes time and produces a written report you can use, including with a mortgage lender or your own builder. The fee is refunded in full against the cost of the work if you go ahead with us. We would rather charge for an honest diagnosis than offer a free inspection that only ever concludes you need work doing.
Often it is something else. In Rotherham the most common misdiagnosis is condensation or a bridged damp proof course being treated as rising damp. Raised external ground levels, a leaking gutter or eroded pointing will all produce damp patches that look identical from the inside. That is why we test for salts and inspect the outside of the property before recommending any injection work.
Very possibly. Flood water carries salts from the ground into the plaster, and those salts keep pulling moisture out of the air long after the building has dried. If a property took water in 2007 or 2019 and was replastered without the contaminated coats being removed first, damp patches and tide marks often return. We test for salts specifically to identify this.
Regularly. Much of the housing in Maltby, Dinnington, Thurcroft and Kiveton Park was built for the pits, with solid walls and no cavity. Historic ground movement means cracked pointing and render are common, so penetrating damp is often the real cause where rising damp is suspected.
A chemical DPC and re-plaster to one or two walls is typically two to four days on site. Cellar waterproofing usually takes one to two weeks. New plaster then needs to dry before decorating, so allow around one month per 25mm of thickness. Most walls are ready to paint after four to six weeks using a breathable emulsion.
Yes. Our reports are produced by CSRT qualified surveyors and we are a PCA approved contractor, which is what lenders and homebuyer surveyors look for when a retention has been placed on a purchase. If you are buying in Rotherham and your survey has flagged damp, tell us and we will prioritise the appointment.
All workmanship is guaranteed, and Guarantee Protection Insurance is available on completed work. That means the cover stands even if the company ceases trading, and the guarantee is transferable to a new owner if you sell the property.
Get your Rotherham damp problem diagnosed properly
Book a survey with a CSRT qualified surveyor and get a written report, an honest diagnosis and a fixed-price quotation.
07973 748566Start Your Online Quote