{"product_id":"polyseal-cementitious-polymer-for-waterproofing-dam-liners","title":"PolySeal — Cementitious Polymer for Waterproofing \u0026 Dam Liners","description":"\u003cp\u003e\u003cstrong\u003eSpray-on waterproofing and dam lining — a seamless, flexible, UV-resistant seal.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003ePolySeal is a polymer composite of cross-linking polymers, mixed as an admixture with cement. Applied in three thin coats, it cures into a highly elastic, seamless, non-toxic liner for both earthen and concrete dams — and it's equally at home waterproofing concrete, steel and tiled roofs, walls and showers (applied over a PolyTac primer).\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUV resistant and acid resistant (pH 1.95)\u003c\/li\u003e\n\u003cli\u003e10-year warranty on signed-off jobs\u003c\/li\u003e\n\u003cli\u003eRepairs and rejuvenates old HDPE liners; easily repairable\u003c\/li\u003e\n\u003cli\u003eDam lining: approx. 1.1 L per m² over three coats · Roof waterproofing: approx. 1 L per m²\u003c\/li\u003e\n\u003cli\u003eColourants can be added — made to ISO 9001 \u0026amp; 14001 standards\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e⚠️ Please note — this is the PolySeal liquid only.\u003c\/strong\u003e Cement, bidim\/membrane and ClearTech sealer are NOT included and must be sourced separately — ideal for contractors and homeowners who prefer to buy their own. If you'd rather have everything in one box, see our PolySeal Waterproofing Kit (4 m²).\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eSupplied in 20 L jerry cans and 210 L drums. For bulk volumes (flowbins or tanker loads), free site inspection or a formal quotation, contact the office on +27 11 868-1181 or shop@polyroads.com — or simply order online.\u003c\/em\u003e\u003c\/p\u003e","brand":"Polyroads","offers":[{"title":"20 L Jerry Can","offer_id":53776947740856,"sku":"POLYSEAL-20L","price":1265.0,"currency_code":"ZAR","in_stock":true},{"title":"210 L Drum","offer_id":53776947773624,"sku":"POLYSEAL-210L","price":11954.25,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0967\/0613\/4200\/files\/WhatsAppImage2026-07-20at12.28.17.jpg?v=1784617545","url":"https:\/\/shop.polyroads.com\/products\/polyseal-cementitious-polymer-for-waterproofing-dam-liners","provider":"Polyroads","version":"1.0","type":"link"}