{"product_id":"blauberg-metal-ducting-reducer-315mm-200mm","title":"Blauberg Metal Ducting Reducer 315mm-200mm – Ducting Adaptor","description":"\u003ch2\u003eStep a Large Filter or Fan Down to 200mm Ducting\u003c\/h2\u003e\u003cp\u003eThis \u003cstrong\u003eBlauberg metal ducting reducer\u003c\/strong\u003e steps a \u003cstrong\u003e315mm (12\")\u003c\/strong\u003e fan or filter outlet down to \u003cstrong\u003e200mm (8\")\u003c\/strong\u003e ducting in one fitting, the connection needed when a larger extraction unit has to run on a smaller duct size. It is pressed from \u003cstrong\u003egalvanised sheet steel\u003c\/strong\u003e by the Blauberg Group, so it holds its shape under a fan's negative pressure and seats securely under a standard clamp.\u003c\/p\u003e\u003ch3\u003eKey Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOne-step size change\u003c\/strong\u003e - 315mm down to 200mm without stacking two separate reducers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGalvanised steel construction\u003c\/strong\u003e - rigid, corrosion resistant and built to stay in service\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean pressed cone\u003c\/strong\u003e that keeps the airflow transition smooth rather than turbulent\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeats tightly\u003c\/strong\u003e under a fast clamp or jubilee clip at both ends\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eMatching a Bigger Fan to Smaller Ducting\u003c\/h3\u003e\u003cp\u003eA 315mm fan or carbon filter forced straight onto 200mm ducting either will not fit or leaves a loose, leaking joint that bleeds static pressure and lets odour escape. A properly formed reducer gives both ends a solid, sealed seat, so the airflow the fan is rated for is the airflow that actually reaches the room.\u003c\/p\u003e\u003ch3\u003eHow to Use\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFit the \u003cstrong\u003e315mm end\u003c\/strong\u003e onto the fan or filter outlet\u003c\/li\u003e\n\u003cli\u003eFit the \u003cstrong\u003e200mm end\u003c\/strong\u003e onto the ducting\u003c\/li\u003e\n\u003cli\u003eSecure both joins with a \u003cstrong\u003efast clamp or jubilee clip\u003c\/strong\u003e and seal with duct tape for an airtight run\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv class=\"hcs-specs\"\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Concentric metal ducting reducer\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSizes:\u003c\/strong\u003e 315mm (12\") to 200mm (8\")\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Galvanised sheet steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Blauberg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse:\u003c\/strong\u003e Connecting a larger fan or filter outlet to smaller ducting\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Blauberg","offers":[{"title":"315mm - 200mm (12in - 8in)","offer_id":53798192087306,"sku":"ENV-BLAU-001-01","price":14.9,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0748\/7127\/5786\/files\/blauberg-metal-ducting-reducer-315mm-200mm-1.jpg?v=1790163783","url":"https:\/\/hydrocropshop.co.uk\/products\/blauberg-metal-ducting-reducer-315mm-200mm","provider":"Hydro Crop Shop","version":"1.0","type":"link"}