{"product_id":"100mm-rw3-rockwool-1200x600mm","title":"Rockwool RW3 1200x600mm 60kg\/m3","description":"\u003cdiv class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-message-model-slug=\"gpt-5-5-thinking\" dir=\"auto\" data-message-id=\"d5fa772c-4214-4ef9-b238-de76e53e38fe\" data-message-author-role=\"assistant\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-message-model-slug=\"gpt-5-5-thinking\" dir=\"auto\" data-turn-start-message=\"true\" data-message-id=\"a3e9d879-4a25-4a65-bf68-5abc209d7865\" data-message-author-role=\"assistant\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003chr data-end=\"170\" data-start=\"167\"\u003e\n\u003ch1 data-end=\"223\" data-start=\"172\"\u003eRockwool RW3 Acoustic Mineral Wool Slab — 60kg\/m³\u003c\/h1\u003e\n\u003cp data-end=\"577\" data-start=\"225\"\u003eRockwool RW3 is a high-density acoustic mineral wool slab used to improve sound insulation, thermal performance and fire resistance in walls, floors, ceilings and general building cavities. With a density of \u003cstrong data-end=\"444\" data-start=\"433\"\u003e60kg\/m³\u003c\/strong\u003e, RW3 is a strong choice where you need a firmer, denser insulation slab than standard loft roll or lightweight partition insulation.\u003c\/p\u003e\n\u003cp data-end=\"973\" data-start=\"579\"\u003eIt is commonly used inside stud walls, ceiling voids, floor joists, acoustic panels, service voids and soundproofing build-ups where cavity resonance needs to be reduced. RW3 does not work as a complete soundproofing system on its own, but it plays an important role when combined with acoustic plasterboard, resilient bars, acoustic clips, membranes, sealant and other mass\/isolation products.\u003c\/p\u003e\n\u003ch2 data-end=\"999\" data-start=\"975\"\u003eWhy use Rockwool RW3?\u003c\/h2\u003e\n\u003cp data-end=\"1341\" data-start=\"1001\"\u003eRW3 helps absorb sound energy inside cavities, reducing the hollow, drum-like effect that can make walls, floors and ceilings transmit noise more easily. It is especially useful in acoustic wall linings, timber or metal stud partitions, suspended ceilings, floor build-ups and room upgrade projects where airborne noise control is required.\u003c\/p\u003e\n\u003cp data-end=\"1569\" data-start=\"1343\"\u003eBecause Rockwool RW3 is made from stone wool, it also provides excellent fire performance and thermal insulation. It is suitable for residential, commercial and trade projects where sound, fire and heat performance all matter.\u003c\/p\u003e\n\u003ch2 data-end=\"1586\" data-start=\"1571\"\u003eKey benefits\u003c\/h2\u003e\n\u003cul data-end=\"2180\" data-start=\"1588\"\u003e\n\u003cli data-end=\"1628\" data-start=\"1588\"\u003e\u003cstrong data-end=\"1628\" data-start=\"1590\"\u003e60kg\/m³ high-density acoustic slab\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli data-end=\"1702\" data-start=\"1629\"\u003eHelps reduce airborne sound transfer through walls, floors and ceilings\u003c\/li\u003e\n\u003cli data-end=\"1785\" data-start=\"1703\"\u003eUseful for filling stud walls, ceiling voids, floor joists and acoustic cavities\u003c\/li\u003e\n\u003cli data-end=\"1839\" data-start=\"1786\"\u003eHelps reduce cavity resonance and hollow wall noise\u003c\/li\u003e\n\u003cli data-end=\"1921\" data-start=\"1840\"\u003eSuitable for soundproofing systems, acoustic panels and general insulation work\u003c\/li\u003e\n\u003cli data-end=\"1961\" data-start=\"1922\"\u003eNon-combustible stone wool insulation\u003c\/li\u003e\n\u003cli data-end=\"2019\" data-start=\"1962\"\u003eProvides acoustic, thermal and fire-resistance benefits\u003c\/li\u003e\n\u003cli data-end=\"2086\" data-start=\"2020\"\u003eEasy to cut and friction-fit between studs, joists and framework\u003c\/li\u003e\n\u003cli data-end=\"2180\" data-start=\"2087\"\u003eWorks well with acoustic plasterboard, resilient bars, clips, channels and acoustic sealant\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-end=\"2196\" data-start=\"2182\"\u003eCommon uses\u003c\/h2\u003e\n\u003cp data-end=\"2226\" data-start=\"2198\"\u003eRockwool RW3 can be used in:\u003c\/p\u003e\n\u003cul data-end=\"2541\" data-start=\"2228\"\u003e\n\u003cli data-end=\"2249\" data-start=\"2228\"\u003eParty wall upgrades\u003c\/li\u003e\n\u003cli data-end=\"2271\" data-start=\"2250\"\u003eInternal stud walls\u003c\/li\u003e\n\u003cli data-end=\"2316\" data-start=\"2272\"\u003eBedroom, office and living-room partitions\u003c\/li\u003e\n\u003cli data-end=\"2348\" data-start=\"2317\"\u003eCeiling soundproofing systems\u003c\/li\u003e\n\u003cli data-end=\"2371\" data-start=\"2349\"\u003eFloor joist cavities\u003c\/li\u003e\n\u003cli data-end=\"2410\" data-start=\"2372\"\u003eTimber and metal frame constructions\u003c\/li\u003e\n\u003cli data-end=\"2442\" data-start=\"2411\"\u003eAcoustic panels and absorbers\u003c\/li\u003e\n\u003cli data-end=\"2496\" data-start=\"2443\"\u003eStudios, music rooms, cinema rooms and home offices\u003c\/li\u003e\n\u003cli data-end=\"2541\" data-start=\"2497\"\u003eCommercial partitions and fit-out projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2 data-end=\"2574\" data-start=\"2543\"\u003eImportant soundproofing note\u003c\/h2\u003e\n\u003cp data-end=\"2939\" data-start=\"2576\"\u003eRockwool RW3 is an acoustic insulation slab, not a complete soundproofing barrier by itself. For best results, it should be used as part of a full system that includes mass, isolation and airtight sealing. In wall and ceiling projects, this may include acoustic plasterboard, resilient bars, acoustic clips, dense boards, acoustic membranes and perimeter sealant.\u003c\/p\u003e\n\u003ch2 data-end=\"2959\" data-start=\"2941\"\u003eProduct details\u003c\/h2\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable style=\"width: 100%;\" class=\"w-fit min-w-(--thread-content-width)\" data-end=\"3400\" data-start=\"2961\"\u003e\n\u003cthead data-end=\"2987\" data-start=\"2961\"\u003e\n\u003ctr data-end=\"2987\" data-start=\"2961\"\u003e\n\u003cth style=\"width: 26.3636%;\" class=\"last:pe-10\" data-col-size=\"sm\" data-end=\"2977\" data-start=\"2961\"\u003eSpecification\u003c\/th\u003e\n\u003cth style=\"width: 73.2727%;\" class=\"last:pe-10\" data-col-size=\"md\" data-end=\"2987\" data-start=\"2977\"\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-end=\"3400\" data-start=\"2998\"\u003e\n\u003ctr data-end=\"3046\" data-start=\"2998\"\u003e\n\u003ctd style=\"width: 26.3636%;\" data-col-size=\"sm\" data-end=\"3008\" data-start=\"2998\"\u003eProduct\u003c\/td\u003e\n\u003ctd style=\"width: 73.2727%;\" data-col-size=\"md\" data-end=\"3046\" data-start=\"3008\"\u003eRockwool RW3 Acoustic Mineral Wool\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"3087\" data-start=\"3047\"\u003e\n\u003ctd style=\"width: 26.3636%;\" data-col-size=\"sm\" data-end=\"3058\" data-start=\"3047\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"width: 73.2727%;\" data-col-size=\"md\" data-end=\"3087\" data-start=\"3058\"\u003eStone wool \/ mineral wool\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"3109\" data-start=\"3088\"\u003e\n\u003ctd style=\"width: 26.3636%;\" data-col-size=\"sm\" data-end=\"3098\" data-start=\"3088\"\u003eDensity\u003c\/td\u003e\n\u003ctd style=\"width: 73.2727%;\" data-col-size=\"md\" data-end=\"3109\" data-start=\"3098\"\u003e60kg\/m³\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"3140\" data-start=\"3110\"\u003e\n\u003ctd style=\"width: 26.3636%;\" data-col-size=\"sm\" data-end=\"3122\" data-start=\"3110\"\u003eSlab size\u003c\/td\u003e\n\u003ctd style=\"width: 73.2727%;\" data-col-size=\"md\" data-end=\"3140\" data-start=\"3122\"\u003e1200mm x 600mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"3186\" data-start=\"3141\"\u003e\n\u003ctd style=\"width: 26.3636%;\" data-col-size=\"sm\" data-end=\"3165\" data-start=\"3141\"\u003eAvailable thicknesses\u003c\/td\u003e\n\u003ctd style=\"width: 73.2727%;\" data-col-size=\"md\" data-end=\"3186\" data-start=\"3165\"\u003e25mm, 30mm, 40mm, 50mm, 75mm, 90mm, 100mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"3265\" data-start=\"3187\"\u003e\n\u003ctd style=\"width: 26.3636%;\" data-col-size=\"sm\" data-end=\"3209\" data-start=\"3187\"\u003eCommon applications\u003c\/td\u003e\n\u003ctd style=\"width: 73.2727%;\" data-col-size=\"md\" data-end=\"3265\" data-start=\"3209\"\u003eWalls, floors, ceilings, partitions, acoustic panels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"3317\" data-start=\"3266\"\u003e\n\u003ctd style=\"width: 26.3636%;\" data-col-size=\"sm\" data-end=\"3285\" data-start=\"3266\"\u003eFire performance\u003c\/td\u003e\n\u003ctd style=\"width: 73.2727%;\" data-col-size=\"md\" data-end=\"3317\" data-start=\"3285\"\u003eEuroclass A1 non-combustible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-end=\"3400\" data-start=\"3318\"\u003e\n\u003ctd style=\"width: 26.3636%;\" data-col-size=\"sm\" data-end=\"3333\" data-start=\"3318\"\u003eInstallation\u003c\/td\u003e\n\u003ctd style=\"width: 73.2727%;\" data-col-size=\"md\" data-end=\"3400\" data-start=\"3333\"\u003eCut to size and friction-fit between studs, joists or framework\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Soundproofing King","offers":[{"title":"25mm (11.52m2 per pack) \/ 1200mm x 600mm","offer_id":53638006112595,"sku":null,"price":49.77,"currency_code":"GBP","in_stock":true},{"title":"30mm (10.82m2 per pack) \/ 1200mm x 600mm","offer_id":53638006145363,"sku":null,"price":62.69,"currency_code":"GBP","in_stock":true},{"title":"40mm (7.20m2 per pack) \/ 1200mm x 600mm","offer_id":53638006178131,"sku":null,"price":54.75,"currency_code":"GBP","in_stock":true},{"title":"50mm (5.76m2 per pack) \/ 1200mm x 600mm","offer_id":53638006210899,"sku":null,"price":44.76,"currency_code":"GBP","in_stock":true},{"title":"75mm (4.32m2 per pack) \/ 1200mm x 600mm","offer_id":53638006243667,"sku":null,"price":50.16,"currency_code":"GBP","in_stock":true},{"title":"90mm (3.6m2 per pack) \/ 1200mm x 600mm","offer_id":53638006276435,"sku":null,"price":64.15,"currency_code":"GBP","in_stock":true},{"title":"100mm (2.88m2 per pack) \/ 1200mm x 600mm","offer_id":53638006309203,"sku":null,"price":45.11,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/0360\/7891\/files\/download_64_400954cf-003e-44af-b914-0685039169e9.jpg?v=1775723249","url":"https:\/\/soundproofingking.co.uk\/products\/100mm-rw3-rockwool-1200x600mm","provider":"Soundproofing King","version":"1.0","type":"link"}