{"id":106201,"date":"2025-07-22T08:00:01","date_gmt":"2025-07-22T08:00:01","guid":{"rendered":"https:\/\/winklerchimica.com\/product\/2021\/"},"modified":"2026-04-02T09:57:51","modified_gmt":"2026-04-02T09:57:51","slug":"2021","status":"publish","type":"product","link":"https:\/\/winklerchimica.com\/en\/prodotto\/2021\/","title":{"rendered":"2021"},"content":{"rendered":"

2021<\/strong>, a colored, water-based, elastomeric liquid membrane resistant to stagnation, for protecting surfaces requiring excellent waterproofing properties and a pleasing appearance.<\/p>\n

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It protects and waterproofs concrete, fiber cement, wood, natural stone, damaged bituminous membranes, concrete structures, and brickwork.<\/p>\n

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2021 offers exceptional elasticity and resistance to UV rays and high and low temperatures.<\/p>\n

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The product is ready to use and guarantees a very low environmental impact.<\/p>\n

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icon_check icon<\/span>Data Sheet icon_documents_alt icon<\/span><\/span><\/a><\/h6>\n
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icon_check icon<\/span>Certifications icon_link_alt icon<\/span><\/span><\/a><\/h6>\n
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APPLICATION\u00a0 <\/span><\/h4>\n

Apply 2021 over prepared dry surfaces with roll, brush, or airless spray gun.<\/p>\n

On surfaces subject to chalking, we recommend a preventive application of the consolidating agent WINFIX CONCRETE.<\/p>\n

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USEFUL TIPS\/SURFACE PREPARATION<\/strong><\/p>\n

Make sure that the supports are clean, dry and free from crumbly or loose parts.<\/p>\n

Do not applied on imminent rainy weather and protect the product until it completely dries.<\/p>\n

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It is always advisable to verify, before the application of any waterproofing product, the possible presence of hidden humidity (see technical data sheet) to avoid flaking and superficial bubbles caused by steam tension.<\/p>\n

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Not frost-proof.<\/p>\n

Apply at temperatures between +5\u00b0C and +35\u00b0C.<\/p>\n

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CONSUMPTIONS <\/span><\/h4>\n
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  • 1 – 1.5 kg\/m\u00b2 in two coats.<\/li>\n<\/ul>\n
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    PACKAGES <\/span><\/h4>\n
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    • 1 kg can (30 cans per box),<\/li>\n
    • 5 kg buckets,<\/li>\n
    • 10 kg buckets,<\/li>\n
    • 20 kg buckets.<\/li>\n<\/ul>\n
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      COLORS <\/span><\/h4>\n
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      • White,<\/li>\n
      • Grey,<\/li>\n
      • Red,<\/li>\n
      • Green.<\/li>\n<\/ul>\n
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        STORAGE <\/span><\/h4>\n

        The product, in its undamaged packaging and stored in a cool and dry place, has a stability of 12 months.<\/p>\n

        Store at temperatures between +5\u00b0C and +35\u00b0C.<\/p>\n

        Accessories<\/strong>: <\/span><\/span><\/p>\n

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        • BC Seal Band<\/li>\n
        • BC Seal Pad<\/li>\n
        • WinJoint Band<\/li>\n
        • Winseal
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