{"product_id":"fosroc-renderoc®-s-25kg","title":"Fosroc Renderoc® S 25kg","description":"\u003ch2 data-section-id=\"balree\" data-start=\"0\" data-end=\"49\"\u003eHigh Performance Concrete Reinstatement Mortar\u003c\/h2\u003e\n\u003cp data-start=\"51\" data-end=\"590\"\u003eFosroc Renderoc S is a high-performance, polymer modified concrete repair mortar developed for the reinstatement and structural repair of reinforced concrete. Conforming to BS EN 1504-3 Class R4 requirements, it provides excellent compressive strength, high abrasion resistance and exceptionally low permeability to water, carbon dioxide and chlorides. It is specifically designed for both large-area concrete repairs and localised patch repairs where durability and long-term protection are critical.\u003c\/p\u003e\n\u003cp data-start=\"592\" data-end=\"1078\"\u003eSupplied as a one-component, pre-blended cementitious repair mortar, Renderoc S requires only the addition of clean water on site. The advanced shrinkage compensation system ensures long-term dimensional stability, while the polymer-modified formulation provides excellent protection against reinforcement corrosion and environmental attack. It can be applied by hand or wet spray techniques, making it suitable for a wide range of repair projects.\u003c\/p\u003e\n\u003cp data-start=\"592\" data-end=\"1078\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0321\/5320\/6920\/files\/renderocs.png?v=1782299173\" alt=\"fosroc renderoc s concrete repair mortar\"\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"dka8qc\" data-start=\"1080\" data-end=\"1107\"\u003eKey Features \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul data-start=\"1109\" data-end=\"1678\"\u003e\n\u003cli data-section-id=\"f7qsku\" data-start=\"1109\" data-end=\"1146\"\u003eBS EN 1504-3 Class R4 repair mortar\u003c\/li\u003e\n\u003cli data-section-id=\"ueedju\" data-start=\"1147\" data-end=\"1192\"\u003ePolymer modified cementitious repair mortar\u003c\/li\u003e\n\u003cli data-section-id=\"7gjuqn\" data-start=\"1193\" data-end=\"1220\"\u003eHigh compressive strength\u003c\/li\u003e\n\u003cli data-section-id=\"8xc5ta\" data-start=\"1221\" data-end=\"1247\"\u003eHigh abrasion resistance\u003c\/li\u003e\n\u003cli data-section-id=\"1l1zt1u\" data-start=\"1248\" data-end=\"1276\"\u003eExtremely low permeability\u003c\/li\u003e\n\u003cli data-section-id=\"tmz5hp\" data-start=\"1277\" data-end=\"1324\"\u003eExcellent protection against chloride ingress\u003c\/li\u003e\n\u003cli data-section-id=\"15edyfk\" data-start=\"1325\" data-end=\"1357\"\u003eHigh resistance to carbonation\u003c\/li\u003e\n\u003cli data-section-id=\"1o31phd\" data-start=\"1358\" data-end=\"1393\"\u003eShrinkage compensated formulation\u003c\/li\u003e\n\u003cli data-section-id=\"kn587t\" data-start=\"1394\" data-end=\"1427\"\u003eLong-term dimensional stability\u003c\/li\u003e\n\u003cli data-section-id=\"qv8s8b\" data-start=\"1428\" data-end=\"1450\"\u003eOne-component system\u003c\/li\u003e\n\u003cli data-section-id=\"13dkbac\" data-start=\"1451\" data-end=\"1467\"\u003eJust add water\u003c\/li\u003e\n\u003cli data-section-id=\"1paqzi3\" data-start=\"1468\" data-end=\"1499\"\u003eSuitable for hand application\u003c\/li\u003e\n\u003cli data-section-id=\"8l8dw7\" data-start=\"1500\" data-end=\"1536\"\u003eSuitable for wet spray application\u003c\/li\u003e\n\u003cli data-section-id=\"yhl0tg\" data-start=\"1537\" data-end=\"1570\"\u003eContains no chloride admixtures\u003c\/li\u003e\n\u003cli data-section-id=\"ye1419\" data-start=\"1571\" data-end=\"1635\"\u003eExcellent compatibility with concrete strengths from 30–60 MPa\u003c\/li\u003e\n\u003cli data-section-id=\"1ar3tp2\" data-start=\"1636\" data-end=\"1678\"\u003eSuitable for structural concrete repairs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1wjlata\" data-start=\"1680\" data-end=\"1705\"\u003eSuitable Applications\u003c\/h3\u003e\n\u003cul data-start=\"1707\" data-end=\"2102\"\u003e\n\u003cli data-section-id=\"7l22i0\" data-start=\"1707\" data-end=\"1736\"\u003eReinforced concrete repairs\u003c\/li\u003e\n\u003cli data-section-id=\"1y728mf\" data-start=\"1737\" data-end=\"1772\"\u003eStructural concrete reinstatement\u003c\/li\u003e\n\u003cli data-section-id=\"pob54f\" data-start=\"1773\" data-end=\"1797\"\u003eConcrete patch repairs\u003c\/li\u003e\n\u003cli data-section-id=\"zbdd1i\" data-start=\"1798\" data-end=\"1827\"\u003eLarge-area concrete repairs\u003c\/li\u003e\n\u003cli data-section-id=\"6dwsd5\" data-start=\"1828\" data-end=\"1844\"\u003eBridge repairs\u003c\/li\u003e\n\u003cli data-section-id=\"1yozxq6\" data-start=\"1845\" data-end=\"1863\"\u003eCar park repairs\u003c\/li\u003e\n\u003cli data-section-id=\"ex0hdp\" data-start=\"1864\" data-end=\"1887\"\u003eConcrete slab repairs\u003c\/li\u003e\n\u003cli data-section-id=\"1aqctg7\" data-start=\"1888\" data-end=\"1911\"\u003eConcrete wall repairs\u003c\/li\u003e\n\u003cli data-section-id=\"cpepgt\" data-start=\"1912\" data-end=\"1926\"\u003eBeam repairs\u003c\/li\u003e\n\u003cli data-section-id=\"1d081xs\" data-start=\"1927\" data-end=\"1943\"\u003eColumn repairs\u003c\/li\u003e\n\u003cli data-section-id=\"2z1igr\" data-start=\"1944\" data-end=\"1974\"\u003eInfrastructure refurbishment\u003c\/li\u003e\n\u003cli data-section-id=\"1xyegee\" data-start=\"1975\" data-end=\"2004\"\u003eIndustrial concrete repairs\u003c\/li\u003e\n\u003cli data-section-id=\"kkj01p\" data-start=\"2005\" data-end=\"2030\"\u003eMarine concrete repairs\u003c\/li\u003e\n\u003cli data-section-id=\"1sktep6\" data-start=\"2031\" data-end=\"2061\"\u003eConcrete protection projects\u003c\/li\u003e\n\u003cli data-section-id=\"w1jv10\" data-start=\"2062\" data-end=\"2102\"\u003eWet spray concrete repair applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"858m9l\" data-start=\"2104\" data-end=\"2129\"\u003eTechnical Information\u003c\/h3\u003e\n\u003cul data-start=\"2131\" data-end=\"2652\"\u003e\n\u003cli data-section-id=\"cn90e5\" data-start=\"2131\" data-end=\"2186\"\u003eProduct Type: Polymer modified concrete repair mortar\u003c\/li\u003e\n\u003cli data-section-id=\"1h3nlrc\" data-start=\"2187\" data-end=\"2226\"\u003eClassification: BS EN 1504-3 Class R4\u003c\/li\u003e\n\u003cli data-section-id=\"1a004zn\" data-start=\"2227\" data-end=\"2274\"\u003eApplication Method: Hand applied or wet spray\u003c\/li\u003e\n\u003cli data-section-id=\"1e32xd3\" data-start=\"2275\" data-end=\"2299\"\u003eMinimum Thickness: 5mm\u003c\/li\u003e\n\u003cli data-section-id=\"j8nmvl\" data-start=\"2300\" data-end=\"2374\"\u003eVertical Application: Up to 10mm per layer (higher by spray application)\u003c\/li\u003e\n\u003cli data-section-id=\"1tutwkd\" data-start=\"2375\" data-end=\"2422\"\u003eHorizontal Application: Up to 100mm per layer\u003c\/li\u003e\n\u003cli data-section-id=\"1y6q41j\" data-start=\"2423\" data-end=\"2462\"\u003eFresh Wet Density: Approx. 2150 kg\/m³\u003c\/li\u003e\n\u003cli data-section-id=\"1ss1jh3\" data-start=\"2463\" data-end=\"2508\"\u003eFire Rating: Class A2 s1 d0 Non-Combustible\u003c\/li\u003e\n\u003cli data-section-id=\"1xow9f5\" data-start=\"2509\" data-end=\"2531\"\u003ePackaging: 25kg bags\u003c\/li\u003e\n\u003cli data-section-id=\"mu84bl\" data-start=\"2532\" data-end=\"2652\"\u003eCoverage: Approx. 12 litres per 25kg bag (approximately 1.2m² at 10mm thickness)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"m84lv2\" data-start=\"2654\" data-end=\"2674\"\u003ePerformance Data\u003c\/h3\u003e\n\u003ch4 data-start=\"2676\" data-end=\"2701\"\u003eCompressive Strength\u003c\/h4\u003e\n\u003cul data-start=\"2703\" data-end=\"2774\"\u003e\n\u003cli data-section-id=\"1rku6dd\" data-start=\"2703\" data-end=\"2718\"\u003e1 Day: 20 MPa\u003c\/li\u003e\n\u003cli data-section-id=\"1d0des6\" data-start=\"2719\" data-end=\"2774\"\u003e28 Days: 55 MPa\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 data-start=\"2776\" data-end=\"2794\"\u003eBond Strength\u003c\/h4\u003e\n\u003cul data-start=\"2796\" data-end=\"2862\"\u003e\n\u003cli data-section-id=\"khw162\" data-start=\"2796\" data-end=\"2862\"\u003ePull-Off Adhesion: 2.1 MPa\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 data-start=\"2864\" data-end=\"2884\"\u003eElastic Modulus\u003c\/h4\u003e\n\u003cul data-start=\"2886\" data-end=\"2932\"\u003e\n\u003cli data-section-id=\"1meijxj\" data-start=\"2886\" data-end=\"2932\"\u003e37 GPa\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 data-start=\"2934\" data-end=\"2956\"\u003eFlexural Strength\u003c\/h4\u003e\n\u003cul data-start=\"2958\" data-end=\"3017\"\u003e\n\u003cli data-section-id=\"imu19\" data-start=\"2958\" data-end=\"3017\"\u003e13.8 MPa at 28 Days\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 data-start=\"3019\" data-end=\"3036\"\u003eSetting Time\u003c\/h4\u003e\n\u003cul data-start=\"3038\" data-end=\"3119\"\u003e\n\u003cli data-section-id=\"gy35wu\" data-start=\"3038\" data-end=\"3060\"\u003eInitial Set: 3 Hours\u003c\/li\u003e\n\u003cli data-section-id=\"1ixrmv\" data-start=\"3061\" data-end=\"3119\"\u003eFinal Set: 5 Hours\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"ul2pwc\" data-start=\"3121\" data-end=\"3151\"\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp data-start=\"3153\" data-end=\"3192\"\u003e\u003cstrong data-start=\"3153\" data-end=\"3192\"\u003eWhat is Fosroc Renderoc S used for?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"3194\" data-end=\"3377\"\u003eRenderoc S is used for structural and non-structural concrete repairs where high strength, abrasion resistance and low permeability are required.\u003c\/p\u003e\n\u003cp data-start=\"3379\" data-end=\"3429\"\u003e\u003cstrong data-start=\"3379\" data-end=\"3429\"\u003eIs Renderoc S suitable for large repair areas?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"3431\" data-end=\"3574\"\u003eYes. It has been specifically developed for both large-area concrete repairs and localised patch repairs.\u003c\/p\u003e\n\u003cp data-start=\"3576\" data-end=\"3612\"\u003e\u003cstrong data-start=\"3576\" data-end=\"3612\"\u003eCan Renderoc S be spray applied?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"3614\" data-end=\"3756\"\u003eYes. It can be applied using wet spray techniques for faster application and higher build thicknesses.\u003c\/p\u003e\n\u003cp data-start=\"3758\" data-end=\"3804\"\u003e\u003cstrong data-start=\"3758\" data-end=\"3804\"\u003eWhat compressive strength does it achieve?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"3806\" data-end=\"3905\"\u003eRenderoc S achieves 55 MPa compressive strength at 28 days.\u003c\/p\u003e\n\u003cp data-start=\"3907\" data-end=\"3947\"\u003e\u003cstrong data-start=\"3907\" data-end=\"3947\"\u003eWhat thickness can it be applied at?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"3949\" data-end=\"4107\"\u003eIt can be hand applied from 5mm thickness, up to 10mm vertically and up to 100mm horizontally in a single application.\u003c\/p\u003e\n\u003cp data-start=\"4109\" data-end=\"4149\"\u003e\u003cstrong data-start=\"4109\" data-end=\"4149\"\u003eIs it suitable for trafficked areas?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-start=\"4151\" data-end=\"4308\"\u003eYes. Renderoc S is recommended for trafficked repair areas where other high-build repair mortars may not be suitable.\u003c\/p\u003e\n\u003ch2 data-section-id=\"257r66\" data-start=\"0\" data-end=\"35\"\u003e\u003cspan style=\"font-family: -apple-system, BlinkMacSystemFont, 'San Francisco', 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif; font-size: 0.875rem;\"\u003eDownloads\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0321\/5320\/6920\/files\/Renderoc_S_1212_1.pdf?v=1782299195\" title=\"Fosroc Renderoc® S Data Sheet\"\u003eData Sheet\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Fosroc","offers":[{"title":"25kg","offer_id":57216372834679,"sku":"FOSRENDEROCS25","price":54.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0321\/5320\/6920\/files\/renderocs.png?v=1782299173","url":"https:\/\/clevershieldcoatings.co.uk\/products\/fosroc-renderoc%c2%ae-s-25kg","provider":"Clever Shield - Asset Protection","version":"1.0","type":"link"}