{"product_id":"100mm-rockwool-flexi-acoustic-sound-insulation-slab-4-32m2-pack","title":"100mm Rockwool Flexi Acoustic Sound Insulation Slab (4.32m2\/Pack)","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\u003cp\u003eStone wool insulation slab, measuring 100mm in thickness and cut to 1200 × 600mm, for use in partitions and floors.\u003cbr\u003e\u003cbr\u003eWith a patented flexible edge, it securely friction fits within framed constructions, reducing the need for excessive cutting and limiting waste on site.\u003cbr\u003e\u003cbr\u003eIn a single solution, it provides reliable acoustic absorption, effective thermal insulation with a conductivity of 0.038 W\/mK, and the highest level of fire safety (A1 non-combustible).\u003cbr\u003e\u003cbr\u003eIts semi-rigid form allows straightforward handling and installation, while maintaining a close fit to minimise gaps that could compromise performance.\u003cbr\u003e\u003cbr\u003eAt 100mm thick, this slab offers a substantial increase in acoustic and thermal performance compared to slimmer profiles. \u003cbr\u003e\u003cbr\u003eIts greater depth enables higher levels of airborne sound reduction between rooms and floors, while also improving energy efficiency by reducing heat loss through the building envelope.\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e\u003ch2\u003eFeatures \u0026amp; Benefits\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFLEXI Edge® along one side:\u003c\/strong\u003e Ensures snug, continuous fit in timber or metal frames, reducing gaps and air leakage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNon-combustible stone wool (Euroclass A1):\u003c\/strong\u003e Contributes to fire-safe wall, floor, and roof constructions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEffective acoustic absorber:\u003c\/strong\u003e Reduces airborne sound transmission through stud partitions and intermediate floors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal conductivity 0.038 W\/mK:\u003c\/strong\u003e Supports energy-efficient envelopes within framed build-ups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWill not slump, even if studs shrink:\u003c\/strong\u003e Maintains full fill and consistent performance over time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy to handle and cut:\u003c\/strong\u003e Speeds installation and fitting around services with minimal waste.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSlab size 1200 x 600mm:\u003c\/strong\u003e Standard board dimensions suit common stud spacings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100mm thickness: \u003c\/strong\u003eDelivers high levels of airborne sound reduction between rooms and floors, as well as improved thermal resistance for better energy efficiency.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eApplications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTimber or metal stud partitions:\u003c\/strong\u003e Improves airborne sound reduction and thermal performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eParty walls in timber frame:\u003c\/strong\u003e Used within twin-frame\/independent stud solutions to address acoustic and thermal bypass.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuspended timber floors:\u003c\/strong\u003e Laid between joists; supports sound control and U-value targets when used with appropriate membranes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePitched roofs and warm\/hybrid frames:\u003c\/strong\u003e Between rafters or as part of hybrid build-ups to enhance thermal continuity.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eInstallation Guidance\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFriction-fit installation:\u003c\/strong\u003e Flexible edge holds slabs tightly in place, reducing the need for mechanical fixings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCut to fit with a sharp knife:\u003c\/strong\u003e Ensures minimal waste and precise fitting around services.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvoid gaps or voids:\u003c\/strong\u003e Maintains full thermal, acoustic, and fire resistance performance.\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eCompliance \u0026amp; Performance\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eReaction to fire classification A1 (EN13501-1):\u003c\/strong\u003e Fully non-combustible for high fire safety.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal conductivity 0.038 W\/mK:\u003c\/strong\u003e Provides consistent insulation in framed constructions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh acoustic absorption:\u003c\/strong\u003e Tested to provide broadband sound reduction in lightweight partitions.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Rockwool","offers":[{"title":"Flexi \/ 100mm","offer_id":53771534073967,"sku":"3002218","price":51.6,"currency_code":"GBP","in_stock":false},{"title":"RW3 \/ 100mm","offer_id":53771534106735,"sku":"3002233","price":46.99,"currency_code":"GBP","in_stock":false},{"title":"RW5 \/ 100mm","offer_id":53771534139503,"sku":"3002244","price":43.69,"currency_code":"GBP","in_stock":false},{"title":"RWA45 \/ 100mm","offer_id":53771534172271,"sku":"3002254","price":29.99,"currency_code":"GBP","in_stock":false},{"title":"Flexi \/ 140mm","offer_id":53771534205039,"sku":"3002220","price":46.8,"currency_code":"GBP","in_stock":false},{"title":"RWA45 \/ 25mm","offer_id":53771534237807,"sku":"3002255","price":34.79,"currency_code":"GBP","in_stock":false},{"title":"RW3 \/ 30mm","offer_id":53771534270575,"sku":"3002235","price":63.62,"currency_code":"GBP","in_stock":false},{"title":"RW5 \/ 30mm","offer_id":53771534303343,"sku":"3002246","price":49.7,"currency_code":"GBP","in_stock":false},{"title":"RWA45 \/ 30mm","offer_id":53771534336111,"sku":"3002256","price":39.54,"currency_code":"GBP","in_stock":false},{"title":"RW3 \/ 40mm","offer_id":53771534368879,"sku":"3002236","price":59.2,"currency_code":"GBP","in_stock":false},{"title":"RWA45 \/ 40mm","offer_id":53771534401647,"sku":"3002257","price":41.04,"currency_code":"GBP","in_stock":false},{"title":"Flexi \/ 50mm","offer_id":53771534434415,"sku":"3002222","price":51.6,"currency_code":"GBP","in_stock":false},{"title":"RW3 \/ 50mm","offer_id":53771534467183,"sku":"3002237","price":50.4,"currency_code":"GBP","in_stock":false},{"title":"RW5 \/ 50mm","offer_id":53771534499951,"sku":"3002248","price":39.65,"currency_code":"GBP","in_stock":false},{"title":"RWA45 \/ 50mm","offer_id":53771534532719,"sku":"3002258","price":33.23,"currency_code":"GBP","in_stock":false},{"title":"Flexi \/ 60mm","offer_id":53771534565487,"sku":"3002223","price":69.95,"currency_code":"GBP","in_stock":false},{"title":"RW3 \/ 60mm","offer_id":53771534598255,"sku":"3002238","price":50.3,"currency_code":"GBP","in_stock":false},{"title":"RWA45 \/ 60mm","offer_id":53771534631023,"sku":"3002259","price":39.24,"currency_code":"GBP","in_stock":false},{"title":"Flexi \/ 70mm","offer_id":53771534663791,"sku":"3002224","price":63.5,"currency_code":"GBP","in_stock":false},{"title":"RW3 \/ 75mm","offer_id":53771534696559,"sku":"3002239","price":55.48,"currency_code":"GBP","in_stock":false},{"title":"RW5 \/ 75mm","offer_id":53771534729327,"sku":"3002250","price":50.86,"currency_code":"GBP","in_stock":false},{"title":"RWA45 \/ 75mm","offer_id":53771534762095,"sku":"3002260","price":32.64,"currency_code":"GBP","in_stock":false},{"title":"Flexi \/ 90mm","offer_id":53771534794863,"sku":"3002225","price":49.8,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/9784\/4591\/files\/rockwool_rwa45_open.jpg?v=1783758671","url":"https:\/\/supplyyard.co.uk\/products\/100mm-rockwool-flexi-acoustic-sound-insulation-slab-4-32m2-pack","provider":"Supply Yard","version":"1.0","type":"link"}