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Big Bay's beachfront location makes it one of Cape Town's most challenging environments for buildings. Properties face constant exposure to salt-laden sea spray, strong Atlantic winds and intense winter rainfall. Flat roofs, balconies, parapet walls and poorly sealed windows are all common entry points for water. Professional waterproofing with marine-grade systems is not optional here — it's essential to protecting your property investment.
For damp issues already visible inside your home, see our damp proofing quotes Big Bay page. For all services visit the Big Bay painters hub.
Flat roof waterproofing (per m²)
R120 to R280
Balcony waterproofing
R3,500 to R12,000
Parapet wall sealing (per m)
R180 to R350
Full roof waterproofing (medium)
R12,000 to R28,000
Bathroom / wet area waterproofing
R2,500 to R8,000
Below-ground / basement waterproofing
R8,000 to R40,000
Always confirm the system specification and warranty period before accepting a quote. A quality waterproofing job should last 5–10 years.
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