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Waterproofing

Secure your project with industry-leading protection from ProTrade Warehouse. We supply professional-grade systems from trusted brands like Sika and Crommelin, designed to protect structures from moisture damage and ensure long-term durability. Our range covers all major applications, including under tiles waterproofing, uv stable waterproofing, negative waterproofing, bathroom waterproofing, balcony waterproofing, patios waterproofing & more.

Selecting the correct system depends on your application. Consider factors such as internal vs external use, UV exposure, substrate type, and expected traffic. If you're unsure, please contact Crommelin team or Sika team for technical advice.

The Full Range – Just a Quote Away

If your project specifications require a specialty system, high-volume quantities, or a specific Sikalastic or Crommelin membrane not listed here, we can source it for you immediately.

Trade Pricing & Bulk Quotes: We prioritize cost-effective solutions for contractors and builders. Request a Quote or contact our team for a comprehensive project estimate.

Crommelin Pond Sealer Black 15L - ProTrade Warehouse

Crommelin Pond Sealer Black 15L

$225.00 - $225.00
$225.00 inc. GST
$225.00 - $225.00 inc. GST
$225.00 inc. GST

Waterproofing Membrane for use in new or renovated fish ponds and water features Crommelin Pond Sealer Black is a heavy-duty synthetic rubber membr...

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$225.00 - $225.00
$225.00 inc. GST
$225.00 - $225.00 inc. GST
$225.00 inc. GST
Crommelin Cemproof Flex 1P Waterproofing Membrane - ProTrade Warehouse

Crommelin Cemproof Flex 1P Waterproofing Membrane

$125.00 - $165.00
$125.00 - $165.00 inc. GST
$125.00 - $165.00 inc. GST
$125.00 inc. GST

Flexible Cementitious Waterproofing and Long-Lasting Protection for Walls, Basements & Pools Cemproof Flex 1P is a high-performance cementitiou...

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$125.00 - $165.00
$125.00 - $165.00 inc. GST
$125.00 - $165.00 inc. GST
$125.00 inc. GST
Crommelin Membryl Water Based Waterproofing Membrane - 15L - ProTrade Warehouse

Crommelin Membryl Water Based Waterproofing Membrane - 15L

$208.00 - $208.00
$208.00 inc. GST
$208.00 - $208.00 inc. GST
$208.00 inc. GST

Crommelin Membryl Waterproofing Membrane Protect balconies, decks, roofs, and exterior walls with Crommelin Membryl Waterproofing Membrane. This p...

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$208.00 - $208.00
$208.00 inc. GST
$208.00 - $208.00 inc. GST
$208.00 inc. GST
Crommelin Wetite Waterproofing Membrane - 15L Green - ProTrade Warehouse

Crommelin Wetite Waterproofing Membrane - 15L Green

$194.85 - $194.85
$194.85 inc. GST
$194.85 - $194.85 inc. GST
$194.85 inc. GST

Crommelin Wetite Waterproofing Membrane for Wet Areas Looking for a reliable and flexible waterproofing solution for wet areas? Crommelin Wetite is...

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$194.85 - $194.85
$194.85 inc. GST
$194.85 - $194.85 inc. GST
$194.85 inc. GST
Crommelin Wetite Rapid Waterproofing Membrane - ProTrade Warehouse

Crommelin Wetite Rapid Fast Drying Waterproofing Membrane

$194.85 - $194.85
$194.85 inc. GST
$194.85 - $194.85 inc. GST
$194.85 inc. GST

Crommelin Wetite Rapid Fast Drying Waterproofing Membrane Crommelin Wetite Rapid is a high-performance fast drying waterproofing membrane designed ...

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$194.85 - $194.85
$194.85 inc. GST
$194.85 - $194.85 inc. GST
$194.85 inc. GST
Crommelin Elastoseal HD Waterproofing Membrane 15l Black - ProTrade Warehouse

Crommelin Elastoseal HD Waterproofing Membrane 15l Black

$216.75 - $216.75
$216.75 inc. GST
$216.75 - $216.75 inc. GST
$216.75 inc. GST

Elastoseal HD  Heavy Duty Waterproofing Membrane Crommelin Elastoseal HD is a tough, heavy-duty, water-based, elastomeric synthetic rubber tanking ...

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$216.75 - $216.75
$216.75 inc. GST
$216.75 - $216.75 inc. GST
$216.75 inc. GST
Crommelin Elastoseal TR Waterproofing Membrane 15l Grey - ProTrade Warehouse

Crommelin Elastoseal TR Waterproofing Membrane 15l Grey

$194.55 - $194.55
$194.55 inc. GST
$194.55 - $194.55 inc. GST
$194.55 inc. GST

Waterproofing Membrane For Balconies, Gutters, Walls, Podiums & More Crommelin Elastoseal TR is a synthetic rubber-based waterproofing membrane...

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$194.55 - $194.55
$194.55 inc. GST
$194.55 - $194.55 inc. GST
$194.55 inc. GST
Crommelin Cemproof Ultra Flex 300 Cementitious Waterproofing 20Kg Grey - ProTrade Warehouse

Crommelin Cemproof Ultra Flex 300 Cementitious Waterproofing 20Kg Grey

$156.00 - $156.00
$156.00 inc. GST
$156.00 - $156.00 inc. GST
$156.00 inc. GST

Crommelin Cemproof Ultra Flex300  Cementitious Waterproofing Cemproof Ultra Flex-300 is a high-performance, two-part cementitious waterproofing mem...

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$156.00 - $156.00
$156.00 inc. GST
$156.00 - $156.00 inc. GST
$156.00 inc. GST
Crommelin Catalyst PWC Waterproofing - ProTrade Warehouse

Crommelin Catalyst PWC Waterproofing

$207.00 - $772.50
$207.00 - $772.50 inc. GST
$207.00 - $772.50 inc. GST
$207.00 inc. GST

Crommelin Catalyst PWC – Biochemical Modified Silicate Waterproofing Solution Crommelin Catalyst PWC is a high-performance, biochemical-modified si...

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$207.00 - $772.50
$207.00 - $772.50 inc. GST
$207.00 - $772.50 inc. GST
$207.00 inc. GST
Crommelin Bitflex Waterproofing Membrane 15L Black - ProTrade Warehouse

Crommelin Bitflex Waterproofing Membrane 15L Black

$115.00 - $115.00
$115.00 inc. GST
$115.00 - $115.00 inc. GST
$115.00 inc. GST

Bitflex: Premium Waterproofing Solution This waterborne bitumen emulsion, modified with synthetic rubber, offers excellent waterproofing properties...

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$115.00 - $115.00
$115.00 inc. GST
$115.00 - $115.00 inc. GST
$115.00 inc. GST
Crommelin Acrylic Modifier 15L - ProTrade Warehouse

Crommelin Acrylic Modifier 15L

$172.00 - $172.00
$172.00 inc. GST
$172.00 - $172.00 inc. GST
$172.00 inc. GST

Crommelin Acrylic Modifier is an admixture designed to improve the physical properties of cement mortars, screeds, cementitious toppings, and conc...

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$172.00 - $172.00
$172.00 inc. GST
$172.00 - $172.00 inc. GST
$172.00 inc. GST

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