{"product_id":"can-fan-rk-inline-extraction-fan","title":"Can-Fan RK Inline Centrifugal Extraction Fan","description":"\u003ch2\u003eReliable Inline Air Extraction with the Can-Fan RK\u003c\/h2\u003e\n\u003cp\u003eThe Can-Fan RK is a dependable inline centrifugal extraction fan designed for ventilation systems that require reliable airflow through ducting and carbon filters. Its backward-curved impeller provides stronger pressure handling than a basic axial fan, making it suitable for filtered extraction systems and longer duct runs.\u003c\/p\u003e\n\u003cp\u003eSteelRoots stocks the standard lower-powered Can-Fan RK models in 100, 125, 150 and 200 mm sizes, with maximum airflow ratings from 240 to 820 m³\/h. Each model uses a speed-controllable AC motor, allowing the airflow to be adjusted with a correctly rated fan controller.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBackward-curved centrifugal impeller\u003c\/li\u003e\n\u003cli\u003eSuitable for filtered air-extraction systems\u003c\/li\u003e\n\u003cli\u003eDesigned to handle resistance from carbon filters and ducting\u003c\/li\u003e\n\u003cli\u003eSpeed-controllable AC motor\u003c\/li\u003e\n\u003cli\u003eIntegrated thermal motor protection\u003c\/li\u003e\n\u003cli\u003eMaintenance-free, long-life ball bearings\u003c\/li\u003e\n\u003cli\u003eDurable PA6 polymer housing in RAL 7035 grey\u003c\/li\u003e\n\u003cli\u003eCorrosion-resistant motor shaft\u003c\/li\u003e\n\u003cli\u003eAvailable in 100, 125, 150 and 200 mm sizes\u003c\/li\u003e\n\u003cli\u003eSuitable for compatible Can-Filters carbon filters\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eAvailable Can-Fan RK Models\u003c\/h3\u003e\n\u003cdiv\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003cth\u003eDuct Size\u003c\/th\u003e\n\u003cth\u003eMaximum Airflow\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRK 100\/240\u003c\/td\u003e\n\u003ctd\u003e100 mm \/ 4″\u003c\/td\u003e\n\u003ctd\u003e240 m³\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRK 125\/310\u003c\/td\u003e\n\u003ctd\u003e125 mm \/ 5″\u003c\/td\u003e\n\u003ctd\u003e310 m³\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRK 150\/470\u003c\/td\u003e\n\u003ctd\u003e150 mm \/ 6″\u003c\/td\u003e\n\u003ctd\u003e470 m³\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRK 200\/820\u003c\/td\u003e\n\u003ctd\u003e200 mm \/ 8″\u003c\/td\u003e\n\u003ctd\u003e820 m³\/h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003csmall\u003eSelect the required duct diameter and airflow from the product options before ordering. Published airflow figures represent maximum free-air performance; installed airflow will be lower when resistance is introduced by a carbon filter, duct bends or long duct runs.\u003c\/small\u003e\u003c\/p\u003e\n\u003ch3\u003eWhy Choose a Centrifugal Extraction Fan?\u003c\/h3\u003e\n\u003cp\u003eA centrifugal fan is designed to maintain useful airflow when resistance is introduced by carbon filters, silencers, duct bends and longer ventilation routes. This makes the Can-Fan RK better suited to demanding extraction systems than a basic booster or axial duct fan.\u003c\/p\u003e\n\u003ch3\u003eSpeed Control\u003c\/h3\u003e\n\u003cp\u003eThe Can-Fan RK can be regulated using a compatible voltage or transformer-based AC fan controller with a sufficient current rating. A household lighting dimmer must not be used to control the fan.\u003c\/p\u003e\n\u003cp\u003eReducing the speed can help balance airflow and operating sound, but the fan should not be operated below a safe motor speed. Excessively low settings can cause overheating and activate the integrated thermal protection.\u003c\/p\u003e\n\u003ch3\u003ePairing with a Carbon Filter\u003c\/h3\u003e\n\u003cp\u003eThe fan should be paired with a carbon filter that has the same connection diameter and a compatible airflow rating. The filter’s maximum airflow rating should not be exceeded, while ducting should be kept as short and straight as the installation permits.\u003c\/p\u003e\n\u003ch3\u003eInstallation Guidance\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eSelect a model matching the required duct diameter and calculated airflow.\u003c\/li\u003e\n\u003cli\u003eMount the fan securely using suitable brackets or support straps.\u003c\/li\u003e\n\u003cli\u003eCheck the airflow-direction indicator before connecting the ducting.\u003c\/li\u003e\n\u003cli\u003eSecure every connection with appropriately sized duct clamps.\u003c\/li\u003e\n\u003cli\u003eSupport the carbon filter independently rather than placing its weight on the fan.\u003c\/li\u003e\n\u003cli\u003eComplete the electrical connection according to the supplied instructions.\u003c\/li\u003e\n\u003cli\u003eTest the system for unrestricted airflow, vibration and secure connections.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eElectrical work should be completed by a competent person. Do not install the fan where it can be exposed directly to water, and never obstruct the inlet or outlet during operation.\u003c\/p\u003e\n\u003ch3\u003eWhat Is Included?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 × Can-Fan RK inline centrifugal fan in the selected size\u003c\/li\u003e\n\u003cli\u003eMotor connection box\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eDucting, carbon filters, clamps, controllers, power cables, plugs and mounting accessories are not included unless specifically stated in the selected SteelRoots package.\u003c\/p\u003e","brand":"Higlight","offers":[{"title":"100MM","offer_id":55584063324545,"sku":"CAN-RK-100","price":65.0,"currency_code":"GBP","in_stock":true},{"title":"125MM","offer_id":55584063357313,"sku":"CAN-RK-125","price":65.0,"currency_code":"GBP","in_stock":true},{"title":"150MM","offer_id":55584063390081,"sku":"CAN-RK-150","price":87.0,"currency_code":"GBP","in_stock":true},{"title":"200MM","offer_id":55584063422849,"sku":"CAN-RK-200","price":90.0,"currency_code":"GBP","in_stock":true},{"title":"250MM","offer_id":55584063455617,"sku":"CAN-RK-250","price":90.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/5370\/1536\/files\/4-InchInlineDuctFanProductShot.png?v=1789644614","url":"https:\/\/steelroots.co.uk\/products\/can-fan-rk-inline-extraction-fan","provider":"Steel Roots ","version":"1.0","type":"link"}