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Damp & mould services in Gauteng

Damp Proofing in Johannesburg

Free damp proofing quotes from damp proofing and waterproofing contractors serving Johannesburg, Gauteng. One request, no obligation.

The lower part of an old plastered brick wall, at a family home in Johannesburg
DPCA damp-proof course in walls
Stop damp at the sourceRH-DAM-JOH-445

At a glance: Damp Proofing in JohannesburgRH-DAM-JOH-445

Suits
Homes, flats, churches and older buildings
Asked for here
Mould removal in rentals, damp walls in old brick houses, archive and stock rooms
Getting there
Local firms cover the metro, longer drives to Soweto and the far north cost more
Weather
Dry winters with cold mornings; summer storms bring roof and parapet leaks
Lead time
Home units often in stock; contractor surveys usually booked within a week or two

Whether it is one mouldy bathroom or a whole block after a flood, our free service makes it easy to price damp proofing in Johannesburg. Your request goes to a contractor serving Johannesburg and nearby areas of Gauteng.

Damp Proofing in Johannesburg

Damp walls in Johannesburg? Tell damp proofing contractors who work in Johannesburg and around Gauteng how old the building is, how high the marks go and whether it rains in through walls or roofs, so they can quote the diagnosis, the treatment and the replastering.

Want to know more first? Our damp proofing guide covers the options, what to ask for and what affects the price.

What to know locally in Johannesburg

Rental disputes drive much of the work in Johannesburg: tenants in Berea, Yeoville and Hillbrow flats with black mould, and landlords wanting a written damp report before they treat. Burst geysers in older suburbs are a regular reason to hire dehumidifiers and air movers for a few days. For a sale, a damp inspection of lower walls in Parktown and Melville homes can avoid a surprise at transfer.

Johannesburg: the weather, the buildings and the damp

Johannesburg sits high and dry for most of the year, so damp here is local rather than general. It shows up in the old brick houses of Melville, Parkview and Observatory, where a failed damp-proof course lets moisture creep up the lower walls, and in cold south-facing bedrooms in winter. Inner-city blocks in Berea and Braamfontein, student digs and crowded rentals add condensation from washing dried indoors. Basement parking and storage under Rosebank and Sandton blocks can stay clammy after summer storms. Suppliers, hire firms and damp contractors are spread across the metro, with warehouse stock in the industrial belts south and east of the CBD.

Typical damp proofing requests in the area come from:

  • Landlords, agents and body corporates: a rental's damp walls diagnosed and treated, with a written guarantee that can be kept on file
  • Offices, schools and clinics: ground floor walls of an older office building treated so staff rooms and stores stay dry
  • Insurers, assessors and restoration firms: damp proofing and replastering after the structure has been dried, when leaks have been fixed

Local tips for Johannesburg

Suppliers serving Johannesburg mostly work from here: industrial belts around City Deep, Jeppe and Wynberg, plus the northern suburbs. The jobs that come up most: mould removal in rentals, damp walls in old brick houses, archive and stock rooms. When you ask for quotes, ask whether the inspector finds the source of the damp or only treats the stains.

Sizes vary: one wall to a whole building. Here, landlords, agents and body corporates lead the requests, typically for a rental's damp walls diagnosed and treated, with a written guarantee that can be kept on file. One local point to raise: local firms cover the metro, longer drives to Soweto and the far north cost more.

Service area: Johannesburg and surrounds

Requests from Johannesburg go to suppliers and contractors that already serve Sandton, Randburg, Roodepoort, Soweto, Rosebank, Fourways, Melville and the rest of the area. Say whether you want delivery only, installation or a site visit first.

Frequently asked questions

What does damp proofing cost in Johannesburg?
No two jobs cost the same, because rooms, equipment and distances differ. A published guide: often about R200 to R850 per metre of wall, South African cost guides. Send your request and a contractor serving Johannesburg will quote you.
How quickly can this be done in Johannesburg?
For damp proofing: survey in days, work in days to weeks. Locally: home units often in stock; contractor surveys usually booked within a week or two. Photos of the damp and the room save the most time.
What should I know about damp in Johannesburg?
Local firms cover the metro, longer drives to Soweto and the far north cost more. Dry winters with cold mornings; summer storms bring roof and parapet leaks. Ask whether the inspector finds the source of the damp or only treats the stains. See dehumidifiers in Johannesburg or mould removal in Johannesburg if you need them.
Are you a dehumidifier company in Johannesburg?
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Fill in the job card the way a damp technician would on a first visit: the size of the room, the ceiling height and how damp it is, or simply how many tubs, packs, hire days or metres of wall. Suppliers and contractors in your area quote you directly.

Damp job cardDamp Proofing
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Date
2026-11-14

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