Roof and Balcony Waterproofing Sydney

Balconies & Roofs


They may be out of site and out of mind but your balcony and your roof need as much attention as the rest of your property and require waterproofing. Look at the great range of products below and find the solution that’s best for you.


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Durabit EF (Extra flexible) 15L Latex based Price $125 (including GST)
Provides all the properties you will require from water based membrane, which includes fully accreditation by CSIRO. Elastomeric 300% flexibility, quick drying.  Has excellent resistance to hydrostatic pressure, will not stain tiles.
  • Meets the criteria of AS 4858;2004 wet area membranes and contact with drinking water.
  • Permanently flexible tested to class 111 highest tensibilty
  • Tough durable and flexible
  • dries fast and virtually odourless
  • Complies with AS 3740                      BUY 10+ DRUMS = FREE DELIVERY


Coverage: 15litre drum covers approx 10sqm for 2 coats (Extra Flexible) BITUMEN FREE
Uses: Ideal to use for shower recesses and wet areas. Tiled balconies, retaining walls, podiums etc
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  Azcothane REO Water based polyurethane with mico fibres PRICE $125 INCLUDING GST


 Azcothane REO is a water based, flexible, high performance polyurethane fortified acrylic emulsion waterproofing membrane. Liquid applied it forms a durable, flexible, strong, UV resistant, odourless seamless and impervious membrane

Coverage:  approx 1.5L covers 1 sqm for 2 coats
Uses: Bathrooms,exposed metal & concrete roofs, decks, retaining walls etc
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 Durabit Reo (Waterproofing membrane enforced with micro fibres) 15L Latex based  PRICE $125 INCL GST    CALL 1800 152 172 TO ORDER NOW


Reinforced with micro fibres latex based, water based- waterproofing membrane provides a tough, high tensile strength flexible waterproofing membrane. Meets the criteria of AS 4858; 2004 wet area membranes. Available in grey and blue.
  • Contains micro fibres internally reinforced
  • Tough durable and flexible
  • Compatible with most tile adhesives
  • Easy to apply


Coverage: 1.5L per m2 unreinforced
Uses: Shower recesses and wet areas, tiled balconies, decks, podiums and retaining walls.
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  Duram 195 (polyurethane 15L) PRICE $156 INCLUDING GST


Single pack liquid applied moisture curing, self-levelling waterproofing membrane. When cured it forms a seamless tough durable elastomeric (Class3) waterproofing membrane. Will not bleed or stain tiles as the product is tar and bitumen free.
  • Fast curing (24 hours)
  • Permanently flexible tests show 500% flexibility class 3 highest class
  • Will not stain tiles or grout ( Tar and bitumen free)
  • Self levelling
  • High strength and puncture resistant
  • Odourless when cured, UV RESISTANT
  • Easy to apply
Coverage: Generally 1.5 to 1.6L per sqm
Uses: Roofs, decks, terraces,Plant boxes, balconies, podiums, retaining walls, Water tanks etc..


  Multithane STD - Polyurethane 15L (Price $145 including gst)

Duram multithane is a tough, durable elastomeric, single pack, liquid applied polyurethane membrane. Grey in colour. Multithane forms a tough flexible, seamless waterproofing membrane designed for both vertical and horizontal surfaces that bonds well to most suitably primed building substrates.
  • Represents the highest standards in waterproofing 500% flexibility (tests show)
  • Fast curing
  • Permanently flexible, High strength and puncture resistant
  • Tar free
  • Easy to apply
Coverage 1.5 to 1.6L per sqm may vary depending on job.
Uses: Shower recesses (floors and upturns) decks, balconies, terraces, retaining walls, plant boxes, tanks etc.
Multithane HV (high Viscosity liquid applied polyurethane membrane for non exposed areas (for exposed areas use UV) 15L PRICE $145 INCLUDING GST
Thixotropic anti sag version of multithane std, liquid polyurethane waterproofing membrane designed for application to vertical, sloped or uneven surfaces.
high build membrane
COVERAGE; generally 1.5 to 1.6 litres per sqm for 2 coats combined ie 0.75 to 0.80 litres per sqm per coat. Average 15L drum covers approx 10sqm (2coats)
Uses: Retaining walls, bathroom floors, tanks, pits, planter boxes etc
 Multithane UV 15L (polyurethane membrane for exposed areas flat roofs etc) $154 INC GST
Multithane UV is a uv resistant tar free, elastomeric, single pack, moisture curing liquid membrane, which cures to form a elastic high tensile and seamless membrane. Simply applied by brush or roller.
  • Single pack (no mixing)
  • Fast curing (24 hours)
  • Suitable for direct sunlight exposure
  • Permanently flexible tests show 500% flexibility class 3 highest class
  • Long history of Australian use
Coverage: 1.5 to 1.6L per sqm
Uses: Flat roofs, water features, gutters, decks plant boxes etc..

More information on waterproofing your roof or balcony

If you require any clarification or would like to chat through your roof and balcony waterproofing options give the team at Just Waterproofing a call on 1800 152 172, we here to give you a helping hand.

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