Collections

Waterstops

Waterstops are essential components for sealing concrete joints in below-ground and water-retaining structures. These hydrophilic and PVC profiles expand on contact with moisture to create a watertight seal, preventing leaks through construction joints, lift pits, retaining walls, and basements. At H2O Supplies, we stock premium hydrophilic butyl rubber and swellable...

Waterproofing Membranes

High-performance membranes for lasting protection against moisture and water damage, designed for a range of surfaces and applications.

Waterproof Membranes Australia (WMA)

Waterproof Membranes Australia (WMA) is a leading Australian manufacturer of high-performance waterproofing systems designed for professional trades and construction environments. Their range includes epoxy primers, polyurethane membranes, and advanced hybrid coatings ideal for both under-tile and exposed applications. At H2O Supplies, we’re proud to stock WMA products that combine durability,...

Torch-On & Bitumen Systems

Topcoats & Finishes

Deliver lasting protection and a premium finish across exposed waterproofing systems. This range includes UV-stable coatings, trafficable membranes, and reflective finishes designed to enhance durability, reduce maintenance, and extend surface life on rooftops, balconies, and podium decks.

Tools & Applicators

High-quality tools and accessories designed for precision and durability, perfect for waterproofing, construction, and tiling professionals.

Tiling Supplies

Explore our full range of tiling supplies designed to support every stage of your tiling project. From high-performance adhesives and grouts to spacers, trims, and finishing tools, we stock trusted products used by professional tilers and builders across Australia. Whether you're working on a bathroom renovation, commercial fit-out, or DIY...

Soudal

Explore H2O Supplies’ range of Soudal products – a trusted name in professional-grade sealants, adhesives, and expanding foams. Whether you're waterproofing, bonding, sealing or insulating, Soudal delivers reliable performance across construction and trade projects. We stock selected fast-moving Soudal lines in-store and can source other products on request. Speak to...

Safety & Site Supplies

Trade essentials that keep every job site safe, organised, and compliant. From PPE and gloves to UV tapes, barriers, and surface protection, this range supports waterproofing and tiling teams working in tough site conditions. Built for everyday use and Australian site standards.

Repair, Grouts & Patching

Find premium-grade repair mortars, epoxy grouts, and bonding agents designed for durable concrete restoration and tile installation. Our range includes high-strength patching compounds, epoxy bonding resins, and industrial-grade grouts engineered for performance and long-term adhesion. From tile joints to structural repairs, these products deliver consistent results across residential, commercial, and...

Reinforcement & Bandage Systems

RLA Polymers

RLA Polymers manufactures a trusted range of waterproofing membranes, primers, adhesives, and construction compounds made for Australian conditions. Their systems are designed to deliver long-term performance, compliance, and ease of application for professional waterproofers, tilers, and builders. Explore our curated range of RLA waterproofing products including waterborne membranes, primers, moisture...

Protection Materials

Durable protection boards, floor coverings, and UV-rated tapes designed to safeguard waterproofing systems and finished surfaces. Ideal for preventing damage during backfilling, tiling, and general construction works across rooftops, retaining walls, and planter boxes.

Primers & Surface Preparation

Discover primers and prep products that boost adhesion and durability, ensuring a flawless finish for every residential or commercial job.

Plumbing Supplies

Specialised plumbing products built for waterproofing integration. This range includes puddle flanges, floor wastes, premium silicones, and sealants — along with unique site solutions for plumbers working across wet areas, balconies, and outdoor drainage points. Each item is selected for durability, compliance, and easy installation.

Mapei

Explore the trusted quality of Mapei – global leaders in construction and waterproofing innovation. Whether you're repairing concrete, priming surfaces, or applying high-performance membranes, Mapei products deliver exceptional reliability and lasting results. At H2O Supplies, we stock a curated range of Mapei solutions tailored for waterproofers, tilers, and builders. From...

Injection Systems

Injection systems designed for structural crack repair, void filling, and waterproofing of concrete substrates. Our range includes high-performance epoxy resins and injection-grade systems formulated for sealing cracks, reinstating structural integrity, and stopping active water ingress in foundations, slabs, and retaining walls. Suitable for both remedial and preventative applications, these products...

Gripset

Discover H2O Supplies’ selection of Gripset waterproofing solutions – a respected name in membranes, primers, and repair compounds. Known for their innovation and ease of application, Gripset products are ideal for bathrooms, balconies, retaining walls, and general wet area applications. From primers like Gripset OP to trafficable membranes and repair...

GCP Applied Technologies

GCP Applied Technologies is a global leader in advanced waterproofing and construction systems, trusted by engineers and contractors worldwide. Their range delivers high-performance protection, durability, and compliance with Australian standards across complex commercial and civil projects. At H2O Supplies, we stock a selection of GCP’s most trusted waterproofing products including...

Envirosystems

Envirosystems is a trusted Australian manufacturer specialising in premium waterproofing, flooring, and protective coating systems for commercial and residential applications. Their environmentally conscious range includes membranes, primers, sealants, and concrete repair products engineered for long-term performance and compliance with Australian Standards. At H2O Supplies, we stock a comprehensive selection of...

Durotech Industries

Explore H2O Supplies’ range of Durotech waterproofing products – trusted across Australia for premium-grade coatings, membranes, and epoxy systems. Whether you're working on basements, rooftops, wet areas or concrete substrates, Durotech delivers high-performance waterproofing solutions that meet the demands of commercial and residential builds. We stock selected Durotech products such...

Drainage Systems & Wastes

Coatings, Sealers & Maintenance

Coatings and sealers designed to protect, waterproof, and maintain concrete, masonry, and finished surfaces.Our range includes epoxy, polyurethane, and acrylic-based systems for professional-grade sealing and coating, as well as aftercare and maintenance sealers to extend the life of substrates.Suitable for both internal and external use, these products deliver UV resistance,...

Chemtools

Chemtools is an Australian-owned manufacturer supplying a wide range of industrial adhesives, sealants, lubricants, and maintenance products. Their solutions are designed for professional use across construction, waterproofing, electrical, and general trade applications. At H2O Supplies, we stock a reliable selection of Chemtools products engineered for strength, durability, and ease of...