{"product_id":"resilient-acoustic-joist-cap-2m","title":"Resilient Acoustic Joist Cap 2m","description":"\u003ch2\u003eAcoustic Joist Cap 45-60mm x 2m\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eAcoustic Joist Cap 45-60mm x 2m\u003c\/strong\u003e is a resilient U-shaped foam profile designed to fit over the top of timber joists before chipboard, floor boards or acoustic flooring panels are installed. It helps create a separation layer between the joist and the floor deck, reducing direct contact and helping limit vibration transfer through the floor structure.\u003c\/p\u003e\n\u003cp\u003eThis joist cap is useful in timber floor soundproofing projects where a simple direct-to-joist isolation detail is required. The U-profile grips over suitable timber joists and can be cut to length on site, making it easy to install during refurbishment, new floor build-ups and acoustic floor upgrades.\u003c\/p\u003e\n\u003cp\u003eUse as part of a complete acoustic floor system with acoustic mineral wool between joists, suitable floor boards or acoustic overlay boards, perimeter isolation strips, acoustic sealant and correct edge detailing.\u003c\/p\u003e\n\u003ch3\u003eKey Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eResilient foam joist cap for timber floor build-ups\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHelps reduce direct contact between joists and floor boards\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCreates a cushioning separation layer below chipboard or acoustic floor boards\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eU-shaped profile grips over suitable joists\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuitable for rough-cut and planed timber joists within the stated size range\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEasy to cut to length on site\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eQuick direct-to-joist installation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUseful for refurbishment and new floor installations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCan be used with acoustic floor boards, chipboard and floating floor build-ups\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProduct type:\u003c\/strong\u003e Resilient acoustic joist cap\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eProfile type:\u003c\/strong\u003e U-shaped foam profile\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSuitable joist width:\u003c\/strong\u003e 45-60mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLength:\u003c\/strong\u003e 2m\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eMaterial:\u003c\/strong\u003e Low-density polyethylene foam\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSelling options:\u003c\/strong\u003e Single 2m length or box of 50 lengths\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBox quantity:\u003c\/strong\u003e 50 lengths\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBox coverage:\u003c\/strong\u003e 100 linear metres\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e Timber joists, floor soundproofing systems and direct-to-joist floor isolation details\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFunction:\u003c\/strong\u003e Reduces direct contact and helps isolate floor layers from the joist structure\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFire rating:\u003c\/strong\u003e Not fire-rated\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTypical Uses\u003c\/h3\u003e\n\u003cp\u003eAcoustic joist caps are commonly used in:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eTimber floor upgrades\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDirect-to-joist acoustic floor systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFloor soundproofing projects\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRefurbishment work\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNew timber floor build-ups\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eAcoustic chipboard installations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFloating floor systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFlats, houses, studios and domestic floor soundproofing projects\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eInstallation Notes\u003c\/h3\u003e\n\u003cp\u003ePlace the joist cap directly over the top of suitable timber joists before installing the floor layer above. The U-profile should sit securely over the joist, creating a resilient layer between the joist and the floor deck.\u003c\/p\u003e\n\u003cp\u003eCut lengths as required using a sharp knife. Flooring boards should then be installed in accordance with the project specification and board manufacturer’s guidance.\u003c\/p\u003e\n\u003cp\u003eFor best results, use acoustic mineral wool between the joists and install a suitable perimeter isolation strip around the edges of the room. The floating floor layer should not make rigid contact with surrounding walls, skirting boards or structural elements, as this can create flanking sound paths.\u003c\/p\u003e\n\u003ch3\u003eImportant Information\u003c\/h3\u003e\n\u003cp\u003eThis product is an isolation accessory and should not be treated as a complete soundproofing system on its own. Final acoustic performance depends on the full floor build-up, including joist condition, ceiling treatment below, floor board type, perimeter isolation, sealing, workmanship and any flanking noise paths.\u003c\/p\u003e","brand":"Soundproofing King","offers":[{"title":"Single 2m Length","offer_id":54208205226323,"sku":null,"price":5.95,"currency_code":"GBP","in_stock":true},{"title":"Box of 50 Lengths","offer_id":54208205259091,"sku":null,"price":269.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1012\/0360\/7891\/files\/Screenshot2026-07-05154701.png?v=1783262837","url":"https:\/\/soundproofingking.co.uk\/products\/resilient-acoustic-joist-cap-2m","provider":"Soundproofing King","version":"1.0","type":"link"}