{"product_id":"bona-r820-silane-adhesive","title":"Bona R820 Silane Adhesive","description":"\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eBona R820 Silane Adhesive – 15kg\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003cspan\u003eProduct Description\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e Bona R820 is a high-performance silane-based elastic adhesive designed for the professional installation of solid and engineered wood flooring. Offering excellent initial grab with long-term elasticity, R820 delivers a strong, durable bond while allowing natural movement in the timber.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003cspan\u003eIdeal for demanding installations, Bona R820 combines high shear strength, easy application, and excellent rib stability, making it a trusted choice for professional flooring contractors.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003cspan\u003eKey Features\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e✅ High initial grab – reduces movement during installation\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e✅ Elastic silane technology – accommodates wood movement\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e✅ Excellent shear strength – long-term durability\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e✅ Easy trowel application with good rib stability\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e✅ Solvent-free \u0026amp; low odour\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e✅ Suitable for underfloor heating systems\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003cspan\u003eSuitable For\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eSolid wood flooring\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eEngineered wood flooring\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eParquet flooring\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eCompatible Subfloors (with correct preparation):\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eConcrete\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSand\/cement screed\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCalcium sulphate screeds\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003ePlywood \u0026amp; wood-based panels\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003cspan\u003eTechnical Information\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eProduct Type: Silane-based elastic adhesive\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWeight: 15kg\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCoverage: Approx. 1.0 – 1.3 kg\/m² (depending on trowel \u0026amp; subfloor)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOpen Time: Approx. 30–40 minutes\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWalkable: After approx. 12–24 hours\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eCuring: Moisture curing\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eColour: Beige\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eImportant Notes\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eSubfloor must be \u003c\/span\u003e\u003cspan\u003esound, clean, dry, and level\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eMoisture control measures may be required on concrete subfloors\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eNot suitable as a surface DPM\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003e•\u003cspan class=\"Apple-tab-span\"\u003e \u003c\/span\u003eAlways follow \u003c\/span\u003e\u003cspan\u003eBona installation guidelines\u003c\/span\u003e\u003c\/p\u003e","brand":"Bona","offers":[{"title":"Default Title","offer_id":52262264340822,"sku":null,"price":100.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0959\/6695\/3814\/files\/bona_wood_floor_adhesive.png?v=1771263527","url":"https:\/\/theurbanflooringcompany.myshopify.com\/products\/bona-r820-silane-adhesive","provider":"The Urban Flooring Company","version":"1.0","type":"link"}