{"product_id":"rockwool-rwa45-insulation-slab-1200x600mm-thermal-fire-uk","title":"Rockwool RWA45 Insulation Slab 1200x600mm - Thermal \u0026 Fire UK","description":"\u003cstyle\u003e#html-body [data-pb-style=P4GY2JH]{justify-content:flex-start;display:flex;flex-direction:column;background-position:left top;background-size:cover;background-repeat:no-repeat;background-attachment:scroll}\u003c\/style\u003e\u003cdiv data-content-type=\"row\" data-appearance=\"contained\" data-element=\"main\"\u003e\u003cdiv data-enable-parallax=\"0\" data-parallax-speed=\"0.5\" data-background-images=\"{}\" data-background-type=\"image\" data-video-loop=\"true\" data-video-play-only-visible=\"true\" data-video-lazy-load=\"true\" data-video-fallback-src=\"\" data-element=\"inner\" data-pb-style=\"P4GY2JH\"\u003e\u003cdiv data-content-type=\"html\" data-appearance=\"default\" data-element=\"main\"\u003e\n\u003ch2\u003eRockwool RWA45 Insulation Slab - 1200mm x 600mm\u003c\/h2\u003e\n        \u003cp\u003eThe Rockwool RWA45 Insulation Slab, available at www.pipelagging.com, is a high-quality, resin-bonded stone wool insulation product designed for thermal, acoustic, and fire protection in various UK building applications. Certified to BS EN 13162:2012+A1:2015 (BSI Kitemark KM 06661), this versatile slab is ideal for walls, ceilings, floors, and roofs in residential, commercial, and institutional buildings, offering durability and compliance with UK Building Regulations.\u003c\/p\u003e\n\n        \u003ch2\u003eKey Features\u003c\/h2\u003e\n        \u003cul\u003e\n            \u003cli\u003e\n\u003cstrong\u003eThermal Efficiency:\u003c\/strong\u003e Achieves a thermal conductivity of 0.035 W\/mK (EN 13162), reducing heat loss and improving energy efficiency in buildings, helping to lower fuel bills.\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eAcoustic Insulation:\u003c\/strong\u003e The dense, non-directional fibre structure traps sound waves and dampens vibrations, achieving up to 55 dB Rw in specific partition configurations, ideal for noise reduction in dwellings, schools, and hospitals.\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eFire Safety:\u003c\/strong\u003e Euroclass A1 non-combustible (EN 13501-1), providing up to 60 minutes of fire resistance in certain applications, enhancing building safety without contributing to fire spread.\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eWater Repellent:\u003c\/strong\u003e Resists moisture ingress, reducing the risk of condensation, rot, and mould, ensuring long-term performance in various environments.\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eSustainable and Durable:\u003c\/strong\u003e Made from recyclable stone wool, with proven durability of at least 65 years (IW Durability Project, 2016), maintaining performance without compression or degradation.\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eFacings Available:\u003c\/strong\u003e Optional aluminium foil, black tissue (60 gsm), or white tissue (100 gsm) facings for enhanced performance, subject to production compatibility and minimum order quantities.\u003c\/li\u003e\n        \u003c\/ul\u003e\n\n        \u003ch2\u003eApplications\u003c\/h2\u003e\n        \u003cp\u003eRockwool RWA45 is suitable for a variety of construction applications, ensuring compliance with UK regulations such as Approved Document E (sound insulation) and Approved Document B (fire safety):\u003c\/p\u003e\n        \u003cul\u003e\n            \u003cli\u003e\n\u003cstrong\u003eWalls:\u003c\/strong\u003e Ideal for cavity walls, timber frame walls, steel frame party walls, and internal partitions, meeting acoustic requirements of 40-55 dB Rw for dwellings, schools, and hospitals.\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eFloors:\u003c\/strong\u003e Enhances thermal and acoustic performance in suspended timber or concrete floors.\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eCeilings and Lofts:\u003c\/strong\u003e Prevents heat loss and improves soundproofing in residential and commercial buildings.\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eRoofs:\u003c\/strong\u003e Suitable for flat and pitched roofs, providing thermal insulation and fire protection.\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eRefurbishments:\u003c\/strong\u003e Upgrades existing solid masonry walls to meet party wall standards under Approved Document E Section 4, with pre-completion testing required.\u003c\/li\u003e\n        \u003c\/ul\u003e\n\n        \u003ch2\u003eInstallation Guidelines\u003c\/h2\u003e\n        \u003cp\u003eRockwool RWA45 is easy to install, requiring no pinning or fixings due to its density and dimensional stability, ensuring a tight friction fit. Follow these guidelines for optimal performance:\u003c\/p\u003e\n        \u003cul\u003e\n            \u003cli\u003e\n\u003cstrong\u003ePreparation:\u003c\/strong\u003e Ensure the area is clean, structurally sound, and free from moisture or defects. Ventilate the workspace and use appropriate PPE (gloves, long sleeves, face mask in unventilated areas, and goggles for overhead work).\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eMeasuring and Cutting:\u003c\/strong\u003e Measure the internal aperture of the frame or joist accurately. Cut slabs using a serrated insulation saw or knife, adding 10mm to width and length for a snug fit.\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e Push the slab into the structure for a tight, gap-free fit. For specific applications like steel frame party walls, use 60mm RWA45 in the cavity and 75mm in the frame, with two layers of plasterboard (22 kg\/m²) on each side.\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eSafety:\u003c\/strong\u003e Fibres may cause temporary skin itching; cover exposed skin and rinse in cold water before washing. Dispose of waste as non-hazardous (EWC 170604) per local regulations.\u003c\/li\u003e\n        \u003c\/ul\u003e\n\n        \u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n        \u003ctable\u003e\n            \u003ctr\u003e\n                \u003cth\u003eProperty\u003c\/th\u003e\n                \u003cth\u003eSpecification\u003c\/th\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eDimensions\u003c\/td\u003e\n                \u003ctd\u003e1200mm x 600mm (1000mm x 600mm for faced slabs)\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eThickness Range\u003c\/td\u003e\n                \u003ctd\u003e25mm to 230mm\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eNominal Density\u003c\/td\u003e\n                \u003ctd\u003e45 kg\/m³\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eThermal Conductivity\u003c\/td\u003e\n                \u003ctd\u003e0.035 W\/mK\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eFire Classification\u003c\/td\u003e\n                \u003ctd\u003eEuroclass A1 (non-combustible)\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eWater Absorption\u003c\/td\u003e\n                \u003ctd\u003eWater-repellent (No Performance Determined for short\/long-term absorption)\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eWater Vapour Transmission\u003c\/td\u003e\n                \u003ctd\u003eNo Performance Determined\u003c\/td\u003e\n            \u003c\/tr\u003e\n            \u003ctr\u003e\n                \u003ctd\u003eDurability\u003c\/td\u003e\n                \u003ctd\u003eRetains performance for at least 65 years\u003c\/td\u003e\n            \u003c\/tr\u003e\n        \u003c\/table\u003e\n\n        \u003ch2\u003eSafety and Handling\u003c\/h2\u003e\n        \u003cp\u003eRockwool RWA45 is safe to install and use, with no hazardous classifications under EU\/UK REACH and CLP regulations. Key safety considerations include:\u003c\/p\u003e\n        \u003cul\u003e\n            \u003cli\u003e\n\u003cstrong\u003eHealth:\u003c\/strong\u003e Temporary itching may occur from fibre contact; cover skin and use PPE. If dust is inhaled, rinse the throat and rest. If irritated, flush eyes with water for 15 minutes, and seek medical attention if symptoms persist.\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eHigh Temperatures:\u003c\/strong\u003e When heated above 150°C, binder decomposition may release trace gases; ensure ventilation or use appropriate respirators.\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eStorage:\u003c\/strong\u003e Store in original packaging, keep dry, and protect from mechanical damage.\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eDisposal:\u003c\/strong\u003e Non-hazardous waste (EWC 170604); dispose in suitable containers, avoiding drains or sewers, per local landfill regulations.\u003c\/li\u003e\n        \u003c\/ul\u003e\n\n        \u003ch2\u003eCertifications and Standards\u003c\/h2\u003e\n        \u003cul\u003e\n            \u003cli\u003e\n\u003cstrong\u003eBSI Kitemark:\u003c\/strong\u003e Certified to BS EN 13162:2012+A1:2015 (KM 06661), ensuring quality and performance consistency.\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eEUCEB Certification:\u003c\/strong\u003e Bio-soluble fibres, compliant with Note Q of CLP Regulation 1272\/2008, confirming non-carcinogenic properties.\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eManufactured under:\u003c\/strong\u003e ISO 14001 (Environmental Management) and ISO 9001 (Quality Management) systems.\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eBuilding Regulations:\u003c\/strong\u003e Meets requirements of Approved Document E (sound insulation), Approved Document B (fire safety), and Approved Document L (energy efficiency).\u003c\/li\u003e\n        \u003c\/ul\u003e\n\n        \u003ch2\u003eSustainability\u003c\/h2\u003e\n        \u003cp\u003eRockwool RWA45 supports sustainable building practices:\u003c\/p\u003e\n        \u003cul\u003e\n            \u003cli\u003e\n\u003cstrong\u003eRecyclable:\u003c\/strong\u003e Made from abundant volcanic rock, the product is recyclable, and Rockwool offers recycling programs for installation waste.\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eEnvironmental Impact:\u003c\/strong\u003e Zero ozone depletion potential (ODP) and global warming potential (GWP). Production uses advanced filters and cleaning systems to minimise environmental impact.\u003c\/li\u003e\n            \u003cli\u003e\n\u003cstrong\u003eEnergy Savings:\u003c\/strong\u003e Reduces energy demand, lowering fuel bills and contributing to climate-resilient communities.\u003c\/li\u003e\n        \u003c\/ul\u003e\n\n        \u003ch2\u003eWhy Choose Rockwool RWA45 from Pipelagging.com?\u003c\/h2\u003e\n        \u003cp\u003eAt www.pipelagging.com, we provide high-quality insulation solutions for UK customers. The Rockwool RWA45 Insulation Slab offers unmatched thermal, acoustic, and fire performance, backed by rigorous certifications and a trusted brand. Perfect for contractors, builders, and homeowners, this product ensures compliance with UK regulations and long-term durability. Order now for fast UK delivery, competitive pricing, and expert support from our team.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e This product is a bulky item and will incur additional carriage charges\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/div\u003e\u003c\/div\u003e","brand":"Rockwool","offers":[{"title":"25mm","offer_id":58099189875013,"sku":"181173","price":126.56,"currency_code":"GBP","in_stock":true},{"title":"30mm","offer_id":58099189907781,"sku":"181174","price":73.22,"currency_code":"GBP","in_stock":true},{"title":"40mm","offer_id":58099189940549,"sku":"181175","price":94.91,"currency_code":"GBP","in_stock":true},{"title":"50mm","offer_id":58099189973317,"sku":"181176","price":86.78,"currency_code":"GBP","in_stock":true},{"title":"60mm","offer_id":58099190006085,"sku":"181177","price":94.48,"currency_code":"GBP","in_stock":true},{"title":"75mm","offer_id":58099190038853,"sku":"209290","price":50.49,"currency_code":"GBP","in_stock":true},{"title":"100mm","offer_id":58099190071621,"sku":"209274","price":49.17,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1045\/1238\/9445\/files\/rockwool_slab.jpg?v=1780033564","url":"https:\/\/www.pipelagging.com\/products\/rockwool-rwa45-insulation-slab-1200x600mm-thermal-fire-uk","provider":"Pipelagging.com","version":"1.0","type":"link"}