{"product_id":"acoustic-aluminium-flexible-ducting-mvhr-ac-hvac-suitable","title":"Acoustic Aluminium Flexible Ducting – MVHR, AC \u0026 HVAC Suitable","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eVAFLEX Flexible Acoustic \u0026amp; Thermal Insulated Ducting\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003eVAFLEX is a premium range of fully flexible ducting, engineered with integrated thermal and acoustic insulation for demanding HVAC applications. Developed specifically for the modern HVAC market, VAFLEX delivers superior performance where noise control and temperature management are critical.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eVapour Control \u0026amp; Condensation Prevention\u003c\/strong\u003e The outer vapour barrier jacket effectively prevents condensation forming on the duct surface when carrying air at temperatures below the ambient environment — making it ideal for cooling and MVHR systems.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eAcoustic Performance\u003c\/strong\u003e VAFLEX is purpose-built to minimise cross-talk and reduce noise generated by in-duct components, offering exceptional sound absorption throughout the duct run. Pressure loss and insertion loss data are available on request.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eConstruction\u003c\/strong\u003e Each duct is built to last, comprising:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eA micro-perforated VFLEX inner duct with a protective film to prevent glass fibre from entering the airstream\u003c\/li\u003e\n\u003cli\u003e25mm or 50mm fibreglass insulation (16kg\/m³ density)\u003c\/li\u003e\n\u003cli\u003eA spirally wound, multi-layer aluminium\/polyester laminated jacket reinforced with fibreglass yarn — delivering outstanding tear resistance and long-term durability\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNo special tools required for cutting or installation\u003c\/li\u003e\n\u003cli\u003eEasily connects to round or oval ducting\u003c\/li\u003e\n\u003cli\u003eSupplied in standard 10m lengths, compressed to 1.2m, individually boxed\u003c\/li\u003e\n\u003cli\u003eFire tested — emits no toxic gases in the event of fire\u003c\/li\u003e\n\u003cli\u003eComplies with BS476 Parts 6, 7 \u0026amp; 20\u003c\/li\u003e\n\u003cli\u003eZero migration of glass fibre particles into the airstream\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal leading-[1.7]\"\u003e\u003cstrong\u003eTechnical Data\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv class=\"overflow-x-auto w-full px-2 mb-6\"\u003e\n\u003ctable class=\"min-w-full border-collapse text-sm leading-[1.7] whitespace-normal\"\u003e\n\u003cthead class=\"text-left\"\u003e\n\u003ctr\u003e\n\u003cth scope=\"col\" class=\"text-text-100 border-b-0.5 border-border-300\/60 py-2 pr-4 align-top font-bold\"\u003eProperty\u003c\/th\u003e\n\u003cth scope=\"col\" class=\"text-text-100 border-b-0.5 border-border-300\/60 py-2 pr-4 align-top font-bold\"\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eInner Duct\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eMicro-perforated VFLEX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eJacket\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eAluminium\/Polyester with Fibreglass Yarn\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eInsulation\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eFibreglass, 16kg\/m³\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eInsulation Thickness\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e25mm (50mm available)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eDiameter Range\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e100mm – 500mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eTemperature Range\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e-30°C to +140°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eMax. Air Velocity\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e30 m\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eMax. Working Pressure\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e2,000 Pa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eStandard Length\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003e10 metres (packed to 1.2m)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003ePacking\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eIndividually boxed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eFixing Methods\u003c\/td\u003e\n\u003ctd class=\"border-b-0.5 border-border-300\/30 py-2 pr-4 align-top\"\u003eVFLEX Lightning Band, Stainless Steel Clamps, Nylon Clamps, or Quick Release Clamps\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e","brand":"Ventmann UK Ltd.","offers":[{"title":"80 DIA x 10MTR.","offer_id":53951704400199,"sku":"VAFLEX80","price":35.72,"currency_code":"GBP","in_stock":true},{"title":"100 DIA x 10MTR.","offer_id":53951704432967,"sku":"VAFLEX100","price":48.7,"currency_code":"GBP","in_stock":true},{"title":"125 DIA x 10MTR.","offer_id":53951704465735,"sku":"VAFLEX125","price":57.7,"currency_code":"GBP","in_stock":true},{"title":"150DIA x 10MTR.","offer_id":53951704498503,"sku":"VAFLEX150","price":67.03,"currency_code":"GBP","in_stock":true},{"title":"160 DIA x 10MTR.","offer_id":53951704531271,"sku":"VAFLEX160","price":68.37,"currency_code":"GBP","in_stock":true},{"title":"200 DIA x 10MTR.","offer_id":53951704564039,"sku":"VAFLEX200","price":78.26,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0909\/6976\/8263\/files\/VAFLEXAcousticAluminiumFlexibleDucting_MVHR_AC_HVACSuitable.jpg?v=1779289419","url":"https:\/\/ventmann.co.uk\/products\/acoustic-aluminium-flexible-ducting-mvhr-ac-hvac-suitable","provider":"Ventmann UK Ltd.","version":"1.0","type":"link"}