{"product_id":"sikaflex-291-310ml","title":"Sikaflex 291 310ml – Marine Adhesive \u0026 Sealant Cartridge (Polyurethane)","description":"\u003cp data-start=\"531\" data-end=\"730\"\u003eGet professional-grade sealing and bonding performance with \u003cstrong data-start=\"591\" data-end=\"613\"\u003eSikaflex 291 310ml\u003c\/strong\u003e—a trusted \u003cstrong data-start=\"624\" data-end=\"665\"\u003emarine adhesive and sealant cartridge\u003c\/strong\u003e designed for boatbuilding, maintenance, and repair applications.\u003c\/p\u003e\n\u003cp data-start=\"732\" data-end=\"989\"\u003eThis \u003cstrong data-start=\"737\" data-end=\"775\"\u003eone-component polyurethane sealant\u003c\/strong\u003e cures with atmospheric moisture to form a \u003cstrong data-start=\"818\" data-end=\"865\"\u003edurable, flexible, and waterproof elastomer\u003c\/strong\u003e, making it ideal for marine environments where movement and vibration are constant. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"991\" data-end=\"1200\"\u003eSupplied in a \u003cstrong data-start=\"1005\" data-end=\"1028\"\u003e310ml cartridge\u003c\/strong\u003e, it is designed for use with a standard caulking gun, allowing precise and efficient application for larger jobs and installations. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1202\" data-end=\"1467\"\u003eSikaflex 291 offers excellent adhesion to a wide range of common marine materials including \u003cstrong data-start=\"1294\" data-end=\"1360\"\u003efibreglass (GRP), wood, metals, painted surfaces, and plastics\u003c\/strong\u003e, ensuring a strong and reliable bond across multiple applications. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1469\" data-end=\"1713\"\u003eIts \u003cstrong data-start=\"1473\" data-end=\"1507\"\u003epermanently elastic properties\u003c\/strong\u003e allow it to absorb shock, vibration, and hull movement without cracking or failing—making it ideal for sealing deck fittings, hull joints, and structural components. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1715\" data-end=\"1894\"\u003eDesigned specifically for marine use, it is \u003cstrong data-start=\"1759\" data-end=\"1799\"\u003eUV, saltwater, and weather resistant\u003c\/strong\u003e, ensuring long-term durability in harsh NZ conditions. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"1896\" data-end=\"1899\"\u003e\n\u003ch2 data-section-id=\"1j5qwet\" data-start=\"1901\" data-end=\"1920\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1904\" data-end=\"1920\"\u003eKey Features\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1922\" data-end=\"2703\"\u003e\n\u003cli data-section-id=\"j6mjpq\" data-start=\"1922\" data-end=\"2035\"\u003e\n\u003cstrong data-start=\"1924\" data-end=\"1943\"\u003e310ml cartridge\u003c\/strong\u003e – suits standard caulking guns for easy application \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"xyq0ea\" data-start=\"2036\" data-end=\"2098\"\u003e\n\u003cstrong data-start=\"2038\" data-end=\"2075\"\u003eMarine-grade polyurethane sealant\u003c\/strong\u003e – designed for boats\u003c\/li\u003e\n\u003cli data-section-id=\"lvdd03\" data-start=\"2099\" data-end=\"2204\"\u003e\n\u003cstrong data-start=\"2101\" data-end=\"2135\"\u003eFlexible \u0026amp; vibration-resistant\u003c\/strong\u003e – won’t crack under movement \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1mse287\" data-start=\"2205\" data-end=\"2305\"\u003e\n\u003cstrong data-start=\"2207\" data-end=\"2229\"\u003eExcellent adhesion\u003c\/strong\u003e – bonds GRP, wood, metal \u0026amp; plastics \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1c8k769\" data-start=\"2306\" data-end=\"2414\"\u003e\n\u003cstrong data-start=\"2308\" data-end=\"2342\"\u003eWaterproof \u0026amp; weather-resistant\u003c\/strong\u003e – ideal for marine environments \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"158v9h5\" data-start=\"2415\" data-end=\"2510\"\u003e\n\u003cstrong data-start=\"2417\" data-end=\"2433\"\u003eUV resistant\u003c\/strong\u003e – long-lasting outdoor performance \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"15j0spu\" data-start=\"2511\" data-end=\"2601\"\u003e\n\u003cstrong data-start=\"2513\" data-end=\"2537\"\u003ePaintable \u0026amp; sandable\u003c\/strong\u003e – professional finish \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"137rmgh\" data-start=\"2602\" data-end=\"2703\"\u003e\n\u003cstrong data-start=\"2604\" data-end=\"2633\"\u003eLow odour \u0026amp; non-corrosive\u003c\/strong\u003e – safe for marine materials \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2705\" data-end=\"2708\"\u003e\n\u003ch2 data-section-id=\"q11yyz\" data-start=\"2710\" data-end=\"2731\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2713\" data-end=\"2731\"\u003eSpecifications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"2733\" data-end=\"3182\"\u003e\n\u003cli data-section-id=\"ukd0ux\" data-start=\"2733\" data-end=\"2748\"\u003eBrand: Sika\u003c\/li\u003e\n\u003cli data-section-id=\"13r6yai\" data-start=\"2749\" data-end=\"2792\"\u003eProduct Type: Marine adhesive \u0026amp; sealant\u003c\/li\u003e\n\u003cli data-section-id=\"3918l3\" data-start=\"2793\" data-end=\"2867\"\u003eBase: 1-component polyurethane \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"8vn0zg\" data-start=\"2868\" data-end=\"2938\"\u003eCure Type: Moisture curing \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"13q37c0\" data-start=\"2939\" data-end=\"3008\"\u003eSize: 310ml cartridge \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1dqe5b5\" data-start=\"3009\" data-end=\"3084\"\u003eColours Available: Black, White \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"erckp9\" data-start=\"3085\" data-end=\"3133\"\u003eApplication: Sealing, bedding, light bonding\u003c\/li\u003e\n\u003cli data-section-id=\"xybac8\" data-start=\"3134\" data-end=\"3182\"\u003eUse: Interior \u0026amp; exterior marine applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3184\" data-end=\"3187\"\u003e\n\u003ch2 data-section-id=\"e7gfop\" data-start=\"3189\" data-end=\"3214\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"3192\" data-end=\"3214\"\u003eIdeal Applications\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"3216\" data-end=\"3376\"\u003e\n\u003cli data-section-id=\"1stwl83\" data-start=\"3216\" data-end=\"3254\"\u003eSealing deck fittings and hardware\u003c\/li\u003e\n\u003cli data-section-id=\"3fvyb5\" data-start=\"3255\" data-end=\"3294\"\u003eBedding hatches, windows, and ports\u003c\/li\u003e\n\u003cli data-section-id=\"12d7b31\" data-start=\"3295\" data-end=\"3333\"\u003eHull joints and structural sealing\u003c\/li\u003e\n\u003cli data-section-id=\"1usehm\" data-start=\"3334\" data-end=\"3376\"\u003eGeneral marine maintenance and repairs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3378\" data-end=\"3503\"\u003eSikaflex 291 is one of the most widely used marine sealants due to its \u003cstrong data-start=\"3449\" data-end=\"3502\"\u003eversatility, reliability, and ease of application\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr data-start=\"3505\" data-end=\"3508\"\u003e\n\u003ch2 data-section-id=\"1n7tve0\" data-start=\"3510\" data-end=\"3547\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"3513\" data-end=\"3547\"\u003eWhy Buy from Barton Marine NZ?\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cul data-start=\"3549\" data-end=\"3693\"\u003e\n\u003cli data-section-id=\"aehw75\" data-start=\"3549\" data-end=\"3579\"\u003eTrusted NZ marine supplier\u003c\/li\u003e\n\u003cli data-section-id=\"1bw9aew\" data-start=\"3580\" data-end=\"3608\"\u003eFast nationwide delivery\u003c\/li\u003e\n\u003cli data-section-id=\"109iu7\" data-start=\"3609\" data-end=\"3647\"\u003eGenuine Sika marine-grade products\u003c\/li\u003e\n\u003cli data-section-id=\"1rwu3ul\" data-start=\"3648\" data-end=\"3693\"\u003eIdeal for DIY and professional marine use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"3695\" data-end=\"3698\"\u003e\n\u003ch2 data-section-id=\"1ls5qcu\" data-start=\"3700\" data-end=\"3737\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"3703\" data-end=\"3735\"\u003ePro Tip \u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp data-start=\"3739\" data-end=\"3758\"\u003eFor best results:\u003c\/p\u003e\n\u003cul data-start=\"3759\" data-end=\"3934\"\u003e\n\u003cli data-section-id=\"x5q5qb\" data-start=\"3759\" data-end=\"3820\"\u003eUse a \u003cstrong data-start=\"3767\" data-end=\"3818\"\u003ecaulking gun for smooth, controlled application\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"uwl4b9\" data-start=\"3821\" data-end=\"3870\"\u003eApply to \u003cstrong data-start=\"3832\" data-end=\"3868\"\u003eclean, dry, grease-free surfaces\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"17bxlnt\" data-start=\"3871\" data-end=\"3934\"\u003eMask edges for clean lines and remove tape before full cure\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sikaflex","offers":[{"title":"White","offer_id":44585707077880,"sku":"","price":59.9,"currency_code":"NZD","in_stock":true},{"title":"Black","offer_id":44585707045112,"sku":"","price":59.9,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0691\/0899\/0200\/files\/Sikaflex_291_310ml_Adhesive_Sealant.jpg?v=1776737985","url":"https:\/\/bartonmarine.co.nz\/products\/sikaflex-291-310ml","provider":"Barton Marine","version":"1.0","type":"link"}