• Over 25 years' waterproofing experience
  • Locally owned & operated
  • Fully licensed team for quality results

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Coffs Harbour Sheet Membranes

Sheet membranes offer durable, high-performance waterproofing that’s ideal for both internal and external surfaces. At Bananacoast Waterproofing, we install torch applied and self-adhesive membranes for clients across Coffs Harbour. These systems are designed to resist water ingress in high-risk areas such as rooftops, decks, retaining walls and wet rooms, delivering long-term results with minimal maintenance.


  • Torch applied & self-adhesive systems
  • Effective on flat roofs, balconies & decks
  • Durable coverage for internal & external areas


Our fully licensed team has decades of experience applying membrane systems that meet Australian Standards. We work cleanly, efficiently and with great attention to detail. For advice or a quote, call 0412 065 525 today.

Precision Waterproofing That Lasts

Sheet membranes are ideal when you need continuous, seamless protection in exposed or hard-to-reach places. We begin with a clean, properly prepared substrate before applying the selected membrane using heat or adhesive, depending on the site and access. The result is a watertight barrier that bonds effectively and holds up in tough conditions.


  • Excellent puncture & moisture resistance
  • Fast application for large surface areas
  • Compliant with residential & commercial standards



These systems are perfect for long-term performance in areas where water issues can cause serious disruption. If you’re after a strong, reliable solution, we can walk you through your best options.

What are sheet membranes in waterproofing?

What are the differences between torch-on and self-adhesive sheet membranes?

Are sheet membranes better than liquid ones?