{"title":"Roof \u0026 External Waterproofing","description":"\u003cp\u003eWaterproofing membranes, primers, detailing products and accessories for exposed roofs and external areas. Select products to suit the substrate, UV exposure, traffic conditions and required membrane system.\u003c\/p\u003e","products":[{"product_id":"gripset-e60-primer","title":"Gripset E60 – Water-Based Epoxy Primer","description":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003eGripset E60 is a high-performance, two-part water-based epoxy primer designed to improve adhesion and suppress moisture in damp, porous, or high-risk substrates. Its exceptional bonding capability and vapour barrier properties make it an ideal pre-treatment for waterproofing membranes, especially over green concrete or early-age screeds. Suitable for both internal and external applications, E60 provides long-lasting substrate preparation across a variety of construction environments.\u003cbr\u003e\u003c\/p\u003e\n\u003cdiv style=\"margin-top:20px; display:flex; gap:15px; flex-wrap:wrap;\"\u003e\n  \u003c!-- Technical Data Sheet Button --\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1299\/4793\/files\/Gripset_E60_TDS_2016.pdf?1090745050488878486\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"background-color:#005dff; color:#ffffff; padding:12px 20px; text-decoration:none; \n     font-weight:bold; border-radius:6px; display:inline-block;\"\u003e\n     📄 Technical Data Sheet (TDS)\n  \u003c\/a\u003e\n  \u003c!-- Safety Data Sheet Button - Part A --\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1299\/4793\/files\/Gripset_E60_Part_A_MSDS_-_2014.pdf?1090745050488878486.pdf\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"background-color:#222222; color:#ffffff; padding:12px 20px; text-decoration:none; \n     font-weight:bold; border-radius:6px; display:inline-block;\"\u003e\n     📄 Safety Data Sheet (SDS - Part A)\n  \u003c\/a\u003e\n  \u003c!-- Safety Data Sheet Button - Part B --\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1299\/4793\/files\/Gripset_E60_Part_B_MSDS_-_2014.pdf?1090745050488878486\" target=\"_blank\" rel=\"noopener noreferrer\" style=\"background-color:#222222; color:#ffffff; padding:12px 20px; text-decoration:none; \n     font-weight:bold; border-radius:6px; display:inline-block;\"\u003e\n     📄 Safety Data Sheet (SDS - Part B)\n  \u003c\/a\u003e\n\u003c\/div\u003e","brand":"Gripset","offers":[{"title":"20L Kit","offer_id":42172896870518,"sku":"GRI-01-001-20L","price":395.0,"currency_code":"AUD","in_stock":true},{"title":"10L Kit","offer_id":42172896903286,"sku":"GRI-01-001-10L","price":220.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/7059\/5702\/files\/GripsetE60_20LKit.png?v=1745294855"},{"product_id":"wma-uv-spec","title":"UV SPEC – UV-Stable Class III Membrane 15L","description":"\u003cp data-start=\"229\" data-end=\"584\"\u003eWMA UV SPEC is H2O Supplies’ go-to waterproofing membrane, trusted by builders and applicators for its balance of performance, durability and ease of use. This water-based polyurethane acrylic membrane is suitable for both internal wet areas and external exposed applications, delivering reliable protection under tiles or in fully exposed environments.\u003c\/p\u003e\n\u003cp data-start=\"586\" data-end=\"836\"\u003eCompliant with AS 4858 and AS 4654.1, UV SPEC is a Class III UV-stable membrane designed for Australian conditions. It forms a tough, seamless barrier with excellent flexibility, fast curing and long-term resistance to water, salts and carbonation.\u003c\/p\u003e\n\u003cp data-start=\"838\" data-end=\"1173\"\u003eWhether it’s a bathroom renovation, a rooftop or a podium deck, WMA UV SPEC provides consistent results and a clean, durable finish. It can also be tinted to any shade of grey to suit your project’s design or visibility requirements, making it one of the most adaptable membranes in the Waterproofing Membranes range at H2O Supplies.\u003c\/p\u003e","brand":"WMA","offers":[{"title":"Default Title","offer_id":42620991996022,"sku":"WMA-02-001-15L","price":150.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/7059\/5702\/files\/WMA-UV-Spec-Waterproofing-h2o-supplies_1_d3ac63ff-f877-45f5-9275-4177cb7616a6.png?v=1759834490"},{"product_id":"wma-aquastatic-epoxy","title":"WMA Aquastatic Epoxy – Water-Based Primer 20L Kit","description":"\u003cp data-end=\"648\" data-start=\"339\"\u003eWMA Aquastatic Epoxy is a two-part, water-based epoxy primer and moisture barrier designed to enhance adhesion and protect concrete substrates. It provides a tough, durable, and waterproof coating that can be applied to damp or green concrete, making it ideal for areas where moisture tolerance is critical.\u003c\/p\u003e\n\u003cp data-end=\"907\" data-start=\"650\"\u003eThis solvent-free, low-odour system offers strong chemical resistance and excellent adhesion to a wide range of surfaces. It can be used as a standalone waterproof coating, a primer beneath membranes, or a barrier on concrete subject to residual moisture.\u003c\/p\u003e\n\u003cp data-end=\"1184\" data-start=\"909\"\u003eAquastatic Epoxy is suitable for use in both internal and external applications such as basements, retaining walls, and wet areas. Once cured, it forms a seamless, vapour-resistant surface that prevents blistering, delamination, and moisture ingress in concrete structures.\u003cbr\u003e\u003c\/p\u003e\n\n\u003cdiv style=\"margin-top: 20px; display: flex; gap: 15px; flex-wrap: wrap;\"\u003e\n\u003c!-- Technical Data Sheet Button --\u003e \u003ca style=\"background-color: #005dff; color: #ffffff; padding: 12px 20px; text-decoration: none; font-weight: bold; border-radius: 6px; display: inline-block;\" rel=\"noopener noreferrer\" href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0588\/7059\/5702\/files\/WMA-Aqua-Static-technical-data-sheet-tds-h2o-supplies.pdf?v=1760015958\" target=\"_blank\"\u003e 📄 Technical Data Sheet (TDS) \u003c\/a\u003e\n\u003c\/div\u003e","brand":"WMA","offers":[{"title":"Default Title","offer_id":42626842132598,"sku":"WMA-01-002","price":310.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/7059\/5702\/files\/WMA-AQUASTATIC-EPOXY.png?v=1773541172"},{"product_id":"mapei-purtop-easy-15kg","title":"Purtop Easy PU Roof \u0026 Balcony Membrane 15kg","description":"\u003cp data-start=\"740\" data-end=\"1009\"\u003ePurtop Easy is a one-component, aromatic polyurethane waterproofing membrane designed for exposed roofs, terraces, balconies, and pedestrian areas. It forms a seamless, highly elastic waterproof barrier with excellent crack-bridging capability and long-term durability.\u003c\/p\u003e\n\u003cp data-start=\"1011\" data-end=\"1342\"\u003eOnce cured, Purtop Easy delivers over 400% elongation, strong adhesion across concrete, screeds, ceramic, fibre cement, metal, and aged bituminous membranes, and maintains performance in service temperatures down to –40°C. It complies with EN 1504-2 and EN 14891 performance standards and is certified within ETAG 005 roof systems.\u003c\/p\u003e\n\u003cp data-start=\"1344\" data-end=\"1485\"\u003e\u003cstrong data-start=\"1344\" data-end=\"1371\"\u003eAustralian supply note:\u003c\/strong\u003e While international TDS documents reference 25kg drums, Purtop Easy is supplied in Australia in \u003cstrong data-start=\"1469\" data-end=\"1484\"\u003e15kg pails\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"1487\" data-end=\"1735\"\u003eFor accelerated curing and improved mechanical performance, Purtop Easy can be admixed with \u003cstrong data-start=\"1579\" data-end=\"1602\"\u003e\u003ca rel=\"noopener\" title=\"Purtop ADY – Admixture for Single-Coat Purtop Easy Application\" href=\"https:\/\/h2osupplies.com.au\/products\/mapei-purtop-ady?_fid=0c5990a0a\u0026amp;_pos=1\u0026amp;_ss=c\" target=\"_blank\"\u003ePurtop ADY\u003c\/a\u003e catalyst\u003c\/strong\u003e, allowing application in a single 1.2mm coat and enhancing tensile strength and drying times.\u003c\/p\u003e","brand":"Mapei","offers":[{"title":"Default Title","offer_id":43047900086390,"sku":"MAP-02-005-GREY","price":249.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/7059\/5702\/files\/mapei-purtop-easy.png?v=1770791034"},{"product_id":"mapei-purtop-ady","title":"Purtop ADY Admixture for Purtop Easy","description":"\u003cp data-start=\"369\" data-end=\"557\"\u003e\u003cstrong data-start=\"369\" data-end=\"383\"\u003ePurtop ADY\u003c\/strong\u003e is a specialised liquid admixture designed to modify \u003cmeta charset=\"utf-8\"\u003e\u003ca href=\"https:\/\/h2osupplies.com.au\/products\/mapei-purtop-easy-15kg?_pos=1\u0026amp;_fid=cc10aff5e\u0026amp;_ss=c\" title=\"Purtop Easy 15kg – Elastic Polyurethane Roof \u0026amp; Balcony Membrane\" rel=\"noopener\" target=\"_blank\"\u003e\u003cstrong data-start=\"437\" data-end=\"452\"\u003ePurtop Easy\u003c\/strong\u003e\u003c\/a\u003e polyurethane waterproofing membranes, allowing them to be applied in \u003cstrong data-start=\"522\" data-end=\"556\"\u003eone single coat instead of two\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp data-start=\"559\" data-end=\"799\"\u003eWhen added at the specified ratio, Purtop ADY improves the mechanical performance of the cured membrane while preventing bubble formation during application. This reduces installation time and labour without compromising membrane integrity.\u003c\/p\u003e\n\u003cp data-start=\"801\" data-end=\"1025\"\u003eIn Australia, Purtop Easy is supplied in \u003cstrong data-start=\"842\" data-end=\"856\"\u003e15kg drums\u003c\/strong\u003e, requiring \u003cstrong data-start=\"868\" data-end=\"905\"\u003e1.2 litres of Purtop ADY per drum\u003c\/strong\u003e. This product is not a standalone waterproofing membrane and must be used strictly in conjunction with \u003ca href=\"https:\/\/h2osupplies.com.au\/products\/mapei-purtop-easy-15kg?_pos=1\u0026amp;_fid=cc10aff5e\u0026amp;_ss=c\" title=\"Purtop Easy 15kg – Elastic Polyurethane Roof \u0026amp; Balcony Membrane\" rel=\"noopener\" target=\"_blank\"\u003e\u003cstrong data-start=\"1009\" data-end=\"1024\"\u003ePurtop Easy\u003c\/strong\u003e\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp data-start=\"1027\" data-end=\"1090\"\u003eFor standard two-coat applications, Purtop ADY is not required.\u003c\/p\u003e","brand":"Mapei","offers":[{"title":"Default Title","offer_id":43047943798902,"sku":"MAP-02-005-ADY","price":39.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/7059\/5702\/files\/mapei-purtop-ady.png?v=1770792161"},{"product_id":"uv-spec-ceramic","title":"UV Spec Ceramic Trafficable Waterproofing Membrane","description":"\u003cp data-start=\"570\" data-end=\"981\"\u003eUV Spec Ceramic is a \u003cstrong data-start=\"591\" data-end=\"678\"\u003etrafficable polyurethane waterproofing membrane designed for exposed external areas\u003c\/strong\u003e where durability, slip resistance and long-term UV stability are critical. Unlike many waterproofing systems that require additional protective coatings or topcoats, UV Spec Ceramic is designed to perform as a \u003cstrong data-start=\"889\" data-end=\"930\"\u003edirect exposed waterproofing membrane\u003c\/strong\u003e, reducing installation time and system complexity.\u003c\/p\u003e\n\u003cp data-start=\"983\" data-end=\"1376\"\u003eThis Class III membrane forms a flexible waterproof barrier capable of accommodating structural movement while providing a durable trafficable surface for balconies, podium decks, walkways and rooftop areas. The ceramic-enhanced finish provides \u003cstrong data-start=\"1228\" data-end=\"1274\"\u003eexcellent slip resistance and UV stability\u003c\/strong\u003e, allowing the membrane to remain exposed to weather and pedestrian traffic without rapid degradation.\u003c\/p\u003e\n\u003cp data-start=\"1378\" data-end=\"1677\"\u003eUV Spec Ceramic is compliant with \u003cstrong data-start=\"1412\" data-end=\"1457\"\u003eAS4858 and AS4654 waterproofing standards\u003c\/strong\u003e and has achieved a \u003cstrong data-start=\"1477\" data-end=\"1514\"\u003eP5 slip resistance classification\u003c\/strong\u003e, making it suitable for a wide range of external waterproofing applications in both residential and commercial construction.\u003c\/p\u003e","brand":"WMA","offers":[{"title":"Default Title","offer_id":43199745589366,"sku":"WMA-02-002","price":199.95,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/7059\/5702\/files\/WMA-UV-SPEC-CERAMIC.png?v=1773541624"},{"product_id":"ardex-wpm-715","title":"ARDEX WPM 715 External Roofing Membrane","description":"\u003cp data-start=\"370\" data-end=\"659\"\u003eARDEX WPM 715 is a UV-stable, heat welded sheet membrane designed for external waterproofing applications such as rooftops, balconies, and exposed decks. It offers excellent resistance to heat, sunlight, ozone, and environmental ageing, making it suitable for long-term exposed conditions.\u003c\/p\u003e\n\u003cp data-start=\"661\" data-end=\"988\"\u003eThe membrane is installed using ARDEX WA 98 solvent-based adhesive and heat welded seams, forming a continuous waterproofing system without mechanical fixings. It is suitable for use under decking and pedestal systems, with high resistance to tearing, cracking, and environmental exposure.\u003c\/p\u003e","brand":"Ardex","offers":[{"title":"Default Title","offer_id":43214987198582,"sku":"ARD-02-005","price":2050.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/7059\/5702\/files\/ARDEX-WPM-715.png?v=1774073348"},{"product_id":"gripset-elastoproof-b50-flexible-bond-breaker-joint-band","title":"Gripset Elastoproof B50 – Bond Breaker Joint Band","description":"\u003cp\u003eGripset Elastoproof B50 is a 120 mm flexible NBR joint band designed to form the bond breaker within compatible liquid-applied waterproofing systems. Its polyester fleece edges embed into the first wet membrane coat while the central rubber zone remains unbonded, allowing longitudinal, lateral and transverse movement.\u003c\/p\u003e\u003cp\u003eIt is suitable for wall-to-floor junctions, substrate abutments, control joints and movement or expansion joints across commercial, industrial and residential applications. The band provides rupture, chemical and water resistance, may be used in full-immersion areas and is compatible with Gripset Class I, II and III membranes. The approved bond-breaker system conforms to AS 3740 and must not be used with solvent-based materials or as a UV-exposed external joint seal.\u003c\/p\u003e","brand":"Gripset","offers":[{"title":"120mm x 10m (B10)","offer_id":43992231346294,"sku":"GRI-03-002-10M","price":49.5,"currency_code":"AUD","in_stock":true},{"title":"120mm x 50m (B50)","offer_id":43992231379062,"sku":"GRI-03-002-50M","price":184.5,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/7059\/5702\/files\/gripset-elastoproof-b50-flexible-bond-breaker-joint-band.png?v=1786866479"},{"product_id":"gripset-p39-hybrid-polyurethane-waterproofing-membrane-15l","title":"Gripset P39 – Hybrid PU Membrane 15L","description":"\u003cp\u003eGripset P39 is a fibre-enhanced, water-based hybrid polyurethane waterproofing membrane for internal and external wet areas. It is designed for under-tile systems and exposed light-foot-traffic applications, including roofs, parapets, balconies, decks, podiums, terraces, bathrooms and laundries.\u003c\/p\u003e\n\u003cp\u003eSuitable primed substrates include concrete, render, masonry, fibre cement, plasterboard, wet-area timber sheeting, external-grade plywood and aerated concrete. Its cured film is Class III, UV and weather resistant, and withstands early ponding and permanently wet conditions without re-emulsifying.\u003c\/p\u003e\n\u003cp\u003eApply a minimum of two coats under tiles or three coats for exposed applications to achieve the specified film build.\u003c\/p\u003e","brand":"Gripset","offers":[{"title":"Default Title","offer_id":43995846508662,"sku":"GRI-02-004","price":189.0,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/7059\/5702\/files\/gripset-p39-hybrid-polyurethane-waterproofing-membrane-15l.png?v=1786937274"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0588\/7059\/5702\/collections\/on-the-roof-of-a-high-rise-building-against-the-ba-2024-08-09-22-56-39-utc_297b56fd-a4bb-4306-b799-841dcbfff31d.jpg?v=1787400291","url":"https:\/\/h2osupplies.com.au\/collections\/roof-external-waterproofing.oembed","provider":"H2O Supplies","version":"1.0","type":"link"}