{"product_id":"sika-bentoshield-max-lm","title":"Sika Bentoshield Max LM","description":"\u003cp\u003eSika BentoShield Max LM is a factory pre-hydrated, needle-punched polyethylene (PE) flexible membrane that uses the unique self-healing properties of sodium bentonite clay to provide robust, long-term waterproofing for below-ground structures.\u003c\/p\u003e\n\u003cp\u003eThe membrane is fully bonded to the concrete structure through a combination of the bentonite clay activating in contact with water and the PE fleece integrating with the concrete. The pre-hydration of the bentonite means it activates and seals immediately without requiring the ingress of groundwater — providing waterproofing protection from day one.\u003c\/p\u003e\n\u003cp\u003eSika BentoShield Max LM is suitable for basement slabs, walls, and retaining structures, and can act as a barrier to radon and ground gases when correctly installed. It is a Type A external barrier system in accordance with BS 8102:2009.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBenefits\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSelf-healing — pre-hydrated sodium bentonite at ≥5,000 g\/m² swells on contact with water to automatically re-seal minor punctures and damage up to 2 mm in size\u003c\/li\u003e\n\u003cli\u003eQualified waterproofing tanking membrane in accordance with BS8102:2022\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWater tightness of the laps tested to BS EN 1928\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eDesigned to offer protection in areas subject to changing geological conditions such as flood plains, areas of soil settlement and brown field constructions.\u003c\/li\u003e\n\u003cli\u003eAn effective barrier against ground water in saline environments.\u003c\/li\u003e\n\u003cli\u003eEasy to install, no primers or protection boards required.\u003c\/li\u003e\n\u003cli\u003eCan be applied in temperatures below 0°C\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCan be applied during conditions of high humidity\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e0.3mm PE backing gives effective Radon barrier in accordance with BRE211.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eGood to know \u003c\/strong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCan be placed within the formwork.\u003c\/li\u003e\n\u003cli\u003eCan be used in below structural reinforced concrete slabs and below ground reinforced concrete structures.\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSika® BentoShield® Max LM should only be applied after the successful preparation of the substrate is completed\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003eWhen placing Sika® BentoShield® Max LM inside the formwork, the formwork must be removable \u0026amp; not the stay in-situ variety.\u003c\/li\u003e\n\u003cli\u003eSika® BentoShield® Max LM products are not designed to be installed over ice or in standing water. Should the ground water contain strong acids, alkalies, or has a conductivity of 2,500 μmhos\/cm or greater, water samples should be tested for compatibility.\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eRolls may compress slightly during storage. Membrane can be shaken once unrolled to return to their full length.\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eAlways check the BentoShield  Method Statement - available in the Technical Information section on this page.\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Sika","offers":[{"title":"Default Title","offer_id":57127706984780,"sku":"BM05894","price":114.44,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1046\/6715\/2716\/files\/sika-building-consumables-sika-bentoshield-max-lm-1232467130.webp?v=1776262575","url":"https:\/\/www.constructionsuppliesuk.co.uk\/products\/sika-bentoshield-max-lm","provider":"Construction Supplies UK","version":"1.0","type":"link"}