Joburg's Waterproofing Solutions
Gauteng's Waterproofing Specialists | Roofs, Balconies & Slabs GET A QUOTEDon’t wait for the next Storm… Secure your property now!
Water damage is silent, destructive, and costly. We provide guaranteed, long-term waterproofing solutions for Gauteng homes, estates, and commercial properties. Protect your investment before a small leak becomes a catastrophe.
Certified Experts
Approved Applicators for South Africa’s leading waterproofing brands. This isn’t just a claim—it means our work is certified and backed by real manufacturer guarantees of up to 10-15 years.
Meticulous Preparation
A waterproofing job fails because of poor preparation, not poor product. We don’t cut corners. Our process includes high-pressure cleaning, grinding, and professional priming to ensure a perfect, permanent bond.
We Stand By Our Work
We provide a straightforward, no-nonsense Workmanship Guarantee on all our projects. If our work fails, we fix it. Simple as that.
Professional & Reliable
We are your established, reliable partner in property care. Our teams are professional, we show up on time, and we leave your site spotless.
A LEAK ISN’T A NUISANCE. IT’S A THREAT.
A leaking roof, damp wall, or cracked balcony is more than just an inconvenience—it’s a direct threat to your property’s value and structural integrity. In Gauteng, your building is under constant attack, from intense summer thunderstorms to brutal, high-veld UV rays that crack and degrade inferior materials.
Don’t settle for a temporary “quick fix” that will fail next season.
At Gauteng House & Garden, we don’t just “paint over” the problem. We engineer a complete, long-term barrier. We diagnose the source of the failure and install a professional-grade system that is guaranteed to last.
OUR SPECIALIST WATERPROOFING SOLUTIONS
We provide the right system for every application, ensuring a 100% watertight seal.
Flat Roofs & Concrete Slabs
The most critical area to protect. We are specialists in both high-performance Torch-On Membranes (for new builds and industrial roofs) and modern Liquid-Applied “Paint-On” Systems (for seamless, UV-stable protection).
Balconies & Patios
Stop leaks from destroying your ceilings. We use flexible, durable liquid-applied membranes that create a seamless, “elastic” skin. Our solutions are perfect for high-traffic tiled balconies and patios, stopping water before it ever gets in.
Membrane Repairs & Maintenance
Has your old torch-on failed? We find the leak and fix it fast. Our team is expert in identifying failed seams, punctures, and storm damage. We perform targeted, professional repairs to extend the life of your roof and prevent catastrophic failure.
Complex & Custom Waterproofing
We handle the tough jobs others can’t, including:
Retaining Walls & Foundations
Damp Proofing & Rising Damp
Basements & Cellars
Planter Boxes
FAQ's
The Problem (Roof Leaks & Signs of Damage)
What are the most common signs that my roof is leaking?
The most obvious sign is a water stain or dark, discoloured patch on your ceiling.
I have a water stain, but I can't see a leak. Why?
Water travels. The leak on your roof is often not directly above the stain you see. Water can seep in, run along a beam or inside a wall, and only appear at the lowest point.
My roof is leaking, but only when it rains heavily. Is it serious?
Yes. Any leak is a sign of failure. A leak that only appears during heavy rain (especially wind-driven rain) points to a problem with flashing, overlaps, or a small crack that is being forced open. If left alone, this small leak will worsen and can lead to timber rot, mould, and costly structural damage.
What should I do immediately if I find a roof leak?
First, limit the damage inside. Place buckets under active drips to protect your floors.
My balcony is leaking into the room below. Can this be fixed?
Absolutely. This is a very common problem, often caused by failed waterproofing under the tiles, cracked grout, or poor drainage. The solution usually involves professionally re-applying a modern, flexible liquid waterproofing membrane to create a new, seamless barrier.
The Solutions (Waterproofing Methods)
What is the difference between "Torch-On" and "Paint-On" waterproofing?
- Torch-On (Membrane): This is a heavy-duty, bitumen-based sheet (like a thick, tough carpet) that is rolled out and bonded to the roof using a high-temperature torch.
This process melts the bitumen, welding the overlapping seams together to create a single, tough, and very durable layer.
- Paint-On (Liquid-Applied): This is a modern, high-tech liquid polymer (like acrylic or polyurethane) that is applied with rollers or brushes. It cures to form a flexible, elastic, and 100% seamless “skin” that moves with your building.
Which is better: Torch-On or Paint-On?
Neither is “better”—they are for different jobs.
- Torch-On is the “bulletproof” choice for new concrete roof slabs, foundations, and large, flat commercial roofs where extreme durability is needed.
- Paint-On (Liquid) is ideal for re-waterproofing existing roofs, balconies (where you need a seamless finish), and complex roofs with many pipes, vents, or awkward angles, as it forms a perfect seal around them.
What is a "seamless" waterproofing system?
A seamless system is a liquid-applied membrane (a “paint-on” solution).
Can you waterproof my roof without removing the old waterproofing?
It depends. If the old layer is still well-bonded, a professional might be able to clean, prime, and apply a new liquid system directly over it (an “overlay”). However, if the old waterproofing is bubbling, peeling, or has failed completely, it must be stripped off to ensure the new system can bond properly to the roof slab.
The Process & Cost
How much does waterproofing cost in South Africa?
This varies widely based on the size of the area, the system used (torch-on vs. liquid), and the amount of preparation work. A simple “paint-on” overlay is cheaper, while a full “strip and re-waterproof” job costs more. Be wary of any quote that seems too cheap—it likely means they are skipping crucial preparation steps. Always get a free, on-site inspection for an accurate, written quote.
Do you offer free quotes?
Yes, all reputable waterproofing companies offer a free, no-obligation site inspection and quote. We need to see the roof, diagnose the problem, and measure the area to provide an accurate solution and price.
How long does a waterproofing job take?
This depends on the size and complexity, but most residential projects (like a roof or balcony) can be completed in 1 to 3 days. This includes surface preparation (which is vital), application of the system, and allowing for proper drying (curing) times.
How long does waterproofing last?
A professionally installed system, using high-quality materials, should last for many years.
Do you offer a guarantee?
Yes. We provide a non-negotiable Workmanship Guarantee on all our projects. This is our promise that the system has been applied correctly. We also use products that are backed by the Manufacturer’s Product Guarantee (often 10-15 years). Always ask for both.
Do I need a deposit to start the work?
Most professional contractors require a deposit (e.g., 50%) to secure the booking and cover the initial cost of materials. The final balance is then due upon completion and your inspection of the finished job. This is a standard and fair practice.
Why Use Gauteng House & Garden?
Finding reliable installers can be stressful, especially with so many “fly-by-night” companies around. At Gauteng House & Garden, we make it easy by connecting you with dependable service providers who are committed to quality, reliability, and fair pricing.
We only enlist trustworthy and vetted service providers
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We connect you with service providers across Johannesburg, Pretoria, Centurion, Midrand, Sandton, East Rand, West Rand, and surrounding areas in Gauteng.
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