Retaining Walls & Basements
Waterproof below-ground walls with suitable membrane, detailing, protection and drainage systems.
Explore systemsFind the right waterproofing products for your area, substrate and site conditions.
Waterproof below-ground walls with suitable membrane, detailing, protection and drainage systems.
Explore systems
Build compliant internal wet-area systems from substrate preparation through membrane and drainage detailing.
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Select external membrane systems to suit the substrate, falls, exposure, finish and traffic conditions.
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Waterproof planter boxes with systems suited to moisture exposure, drainage and root-zone conditions.
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Find repair mortars, crack-treatment products and injection systems for concrete defects and water ingress.
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Select membrane systems for exposed roofs, decks and other weather-exposed external areas.
Explore systemsFrequently selected products for waterproofing, remedial and drainage applications.
Helps reduce rainwater absorption and staining on porous masonry surfaces.
View H2O Guard 290
Transparent remedial waterproofing for suitable tiled balconies and showers where the existing finish is retained.
View ACTFLEX 400
A two-part cementitious membrane for nominated internal, external and below-ground waterproofing applications.
View ACTFLEX 989
UV-stable membrane for suitable exposed external and internal waterproofing applications.
View UV SPEC
A WaterMark-certified magnetic drain seal for compatible floor wastes and drainage outlets.
View MAGdrainSHOP BY CATEGORY
Find products by category when you already know what you need.
Compare retaining-wall waterproofing options and find the system that suits your project.
Cementitious membrane systems for suitable concrete and masonry retaining walls requiring a durable, compatible below-ground waterproofing solution.
High-build bituminous membrane systems providing robust below-ground waterproofing and protection before backfilling.
Flexible polyurethane membrane systems for retaining walls requiring movement accommodation and durable below-ground protection.
Preformed sheet membrane systems for retaining walls requiring controlled thickness, robust detailing and dependable below-ground waterproofing.
Frequently purchased products and consumables used across waterproofing and construction jobs.
Frequently selected waterproofing products, repair materials and drainage components.
Tell H2O Supplies what you are waterproofing, the substrate and the site conditions. We can help narrow the product pathway and sequence. Formal specifications and remedial reporting remain separate consultancy services.