
Waterproofing Green Point
Roof waterproofing, damp proofing, leak repairs and balcony sealing for homes and body corporates in Green Point. Free on-site inspection, fixed written quote, proper workmanship guarantee.
Waterproofing in Green Point
Green Point's stock is older apartment blocks along the city-side of the Atlantic strip, converted Victorian-era homes in the side streets, and a noticeable amount of newer infill development. The recurring waterproofing work here splits across two main areas: parapet-and-balcony work on the apartment blocks, and rising-damp plus basement waterproofing in the converted older homes that have basement-level garages or storerooms below the original street level.
Basement-level Green Point jobs are the hardest. The original walls were stone or single-skin brick with no tanking, the modern garages were dug deeper than originally intended, and the water table sits higher than any of the construction drawings assumed. The right answer is internal cementitious tanking plus a properly installed cavity drain membrane with a sump and pump where the floor cannot be raised.
We do real basement waterproofing in Green Point — not bitumen emulsion painted on a wet wall.
Waterproofing Services in Green Point
Tap any service to read more — every service is available in Green Point.

Roof Waterproofing
Vetted Cape Town specialists for flat, pitched and tiled roof waterproofing — torch-on bitumen, liquid membranes, acrylic coatings, polyurethane systems with 10-year workmanship guarantees.
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Damp Proofing
Damp proofing across Cape Town — our team diagnoses and treats rising damp, penetrating damp, lateral damp and condensation in Sea Point apartments, City Bowl Victorian terraces, Constantia Cape Dutch homesteads and Cape Flats face-brick housing.
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Roof Leak Repairs
Emergency leak detection and same-week patch repairs anywhere in Cape Town — from Sea Point apartment parapets to Mitchells Plain IBR roofs. Our crew responds during south-easterly and north-westerly storm fronts.
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Torch-On Waterproofing
Approved-applicator torch-on waterproofing across Cape Town — 3mm and 4mm Index, Derbigum and Sika membranes heat-fused to flat concrete roofs, parapets and balcony slabs.
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Flat Roof Waterproofing
Cape Town flat-roof waterproofing — torch-on bitumen, liquid polyurethane and acrylic systems engineered to survive south-easter uplift, Atlantic salt spray and winter cold-front deluges.
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Balcony & Deck Waterproofing
Cape Town balcony, deck and entertainment-patio waterproofing — Sea Point apartments, Camps Bay decks and Bantry Bay cantilever balconies. Tile-lift, liquid membrane, granolithic screed and flood-tested reinstatement.
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Basement & Foundation Waterproofing
Cape Town basement and foundation waterproofing — interior cementitious tanking, crystalline systems (Xypex, Penetron), cavity drain membranes and sump-and-pump installations for cellars, converted garages and cliff-side retaining walls.
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Rising Damp Treatment
Chemical DPC injection to BS 6576, hack-off to 300mm above the tide-mark, and SR1/SR2 salt-resistant render — backed by a 10-year workmanship guarantee on properly diagnosed rising damp.
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Roof Coating & Painting
Cape Town roof coating and protective painting specialists — Plascon Roof Care, Dulux RoofGuard and Earthcote polyurethane systems for tiles, concrete and IBR sheeting.
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Gutter Repair & Cleaning
Pre-winter gutter cleaning, aluminium seamless replacement and heritage cast-iron repairs across Cape Town — booked out the May cold front before it arrives.
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Wall & Shower Waterproofing
Cape Town specialists in internal wet-area tanking and external wall sealing. Mapegum WPS, Sika Seal Tape and Super Laycryl under tile, with a dye-traced diagnosis and a 10-year guarantee.
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Roof Cleaning
Pressure-wash moss, lichen and algae from roof tiles, plus fungicide treatment and gutter clear-out — the essential prep step before any waterproofing or coating job.
Read More →Waterproofing Green Point — common questions
Do you actually cover Green Point for waterproofing?
Yes — Green Point is inside our standard service area and we run free on-site inspections there every week. We exclude only the Northern Suburbs (Durbanville, Bellville, Brackenfell, Kraaifontein) which are covered by our sister team at waterproofingdurbanville.co.za. Everywhere else in the Cape Town metro, including Green Point, gets the same free inspection, fixed written quote and 10-year workmanship guarantee.
How fast can someone come out to Green Point after I submit a quote request?
Same business day if you submit before midday. Our standard pattern is enquiry-in by 12:00, on-site inspection in Green Point the same afternoon, fixed written quote in your inbox within 24 hours of the visit. In an active storm front we prioritise leak callouts over standard inspections — if water is actively coming in we will tarp first and quote after.
Salt-laden Atlantic wind eats waterproofing in Green Point — how do you spec for that?
Coastal exposure changes the spec in three ways. First, we step up the membrane thickness — typical inland flat-roof torch-on goes on at 3mm; in Green Point we go to 4mm SBS-modified bitumen with a UV-reflective topcoat. Second, every parapet apron and balustrade fixing gets a 150mm continuous upturn dressed up the obstruction and sealed with a polyurethane fillet — the standard failure point on every coastal callout we attend. Third, the membrane brand changes — we lean on Index, Derbigum and Sika systems with documented coastal-exposure data rather than budget alternatives. The result is roughly the same lifespan you would get inland, instead of half.
What does waterproofing typically cost in Green Point?
Indicative 2026 ranges for the Cape Town metro: torch-on bitumen R220-R380 per square metre, liquid acrylic R150-R260 per square metre, liquid polyurethane R350-R550 per square metre, full polyurethane systems with UV topcoat R450-R750 per square metre. Green Point jobs typically carry a 10-15% salt-exposure uplift on the spec because the membrane and detailing both get upgraded for the coastal exposure. Damp proofing runs R650-R1,100 per linear metre on chemical DPC injection, plus R450-R900 per square metre on the salt-neutraliser-and-render wall finish. The free on-site inspection produces a fixed written quote — we don't bind to a per-square-metre number over the phone because access, substrate condition and detailing all shift the real cost.
What is the workmanship guarantee on jobs in Green Point?
Every completed job in Green Point receives a printed workmanship guarantee certificate listing the scope of work, the system installed, the manufacturer product warranty terms, and the workmanship cover period — typically 5 to 10 years depending on the system. It is transferable to the next owner on resale. If the work fails inside the guarantee period where we sealed it, we come back at no charge. That is the basic premise of how we work — and one of the reasons we are happy to invest a free on-site visit before quoting.
Also serving near Green Point
Part of our Atlantic Seaboard coverage area.
Get a Waterproofing Quote in Green Point
Send one enquiry and we'll be on-site to inspect within the same business day. Free, no obligation, fixed written quote.