{"product_id":"can-fan-rk","title":"Can-Fan RK High-Performance Centrifugal Inline Fan | Industrial-Grade Plastic Duct Extractor – Durable \u0026 Quiet Ventilation for Grow Rooms, Offices \u0026 HVAC Sy","description":"\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eCan-Fan RK Series: High-Performance Ventilation for Indoor Growing Environments\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eEffective climate management is the cornerstone of a successful harvest. The Can-Fan RK Series is engineered specifically for the unique demands of indoor growing environments, providing a reliable, maintenance-free solution for air extraction, temperature regulation, and CO2 replenishment.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eWhether you are managing a controlled indoor grow room, a high-density hydroponic system, or a compact grow tent, the RK series delivers the static pressure required to pull air efficiently through carbon filters, ensuring your environment remains optimized 24\/7.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eWhy Indoor Growers Trust the Can-Fan RK Range\u003c\/b\u003e\u003c\/p\u003e\n\u003cul style=\"margin-top: 0cm;\" type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003e\u003cb\u003eClimate Stability: Indoor growing environment's can quickly become stagnant. The RK series provides a continuous, powerful air exchange that prevents hot spots and humidity pockets, minimizing the risk of mold and pests.\u003c\/b\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003e\u003cb\u003eGerman Engineering \u0026amp; Reliability: Built with robust, impact-resistant plastic housing (PA6), these fans are designed to withstand the harsh, humid conditions often found in professional grow spaces.\u003c\/b\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003e\u003cb\u003eStealthy \u0026amp; Efficient: The Swiss-made motor combined with a backward-curved impeller creates high airflow with significantly reduced noise output—essential for discreet home growing.\u003c\/b\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list 36.0pt;\"\u003e\u003cb\u003eThermal Safety: Every unit features an integrated thermal switch, offering peace of mind by automatically shutting off the motor if temperatures exceed safety limits.\u003c\/b\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\" style=\"margin-left: 36.0pt;\"\u003e\u003cb\u003e \u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eCan-Fan RK Range: Technical Specifications\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eTo maintain a healthy indoor growing environment, match your fan size to the total volume of your space. These fans are fully controllable via voltage or frequency controllers.\u003c\/b\u003e\u003c\/p\u003e\n\u003ctable class=\"MsoNormalTable\" border=\"0\" cellpadding=\"0\" style=\"mso-cellspacing: 1.5pt; mso-yfti-tbllook: 1184; mso-padding-alt: 0cm 0cm 0cm 0cm;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"mso-yfti-irow: 0; mso-yfti-firstrow: yes;\"\u003e\n\u003ctd style=\"border: solid windowtext 1.0pt; mso-border-alt: solid windowtext .75pt; padding: 12.0pt 9.0pt 12.0pt 0cm;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eModel\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"border: solid windowtext 1.0pt; mso-border-alt: solid windowtext .75pt; padding: 12.0pt 9.0pt 12.0pt 0cm;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eFlange Size\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"border: solid windowtext 1.0pt; mso-border-alt: solid windowtext .75pt; padding: 12.0pt 9.0pt 12.0pt 0cm;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eMax Airflow (m3\/h)\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"border: solid windowtext 1.0pt; mso-border-alt: solid windowtext .75pt; padding: 12.0pt 0cm 12.0pt 0cm;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003ePower Usage (Approx.)\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"mso-yfti-irow: 1;\"\u003e\n\u003ctd style=\"border: solid windowtext 1.0pt; mso-border-alt: solid windowtext .75pt; padding: 12.0pt 9.0pt 12.0pt 0cm;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eRK 100\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"border: solid windowtext 1.0pt; mso-border-alt: solid windowtext .75pt; padding: 12.0pt 9.0pt 12.0pt 0cm;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e100mm (4\")\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"border: solid windowtext 1.0pt; mso-border-alt: solid windowtext .75pt; padding: 12.0pt 9.0pt 12.0pt 0cm;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e240 – 270\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"border: solid windowtext 1.0pt; mso-border-alt: solid windowtext .75pt; padding: 12.0pt 0cm 12.0pt 0cm;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e55W – 70W\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 2;\"\u003e\n\u003ctd style=\"border: solid windowtext 1.0pt; mso-border-alt: solid windowtext .75pt; padding: 12.0pt 9.0pt 12.0pt 0cm;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eRK 125\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"border: solid windowtext 1.0pt; mso-border-alt: solid windowtext .75pt; padding: 12.0pt 9.0pt 12.0pt 0cm;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e125mm (5\")\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"border: solid windowtext 1.0pt; mso-border-alt: solid windowtext .75pt; padding: 12.0pt 9.0pt 12.0pt 0cm;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e310 – 350\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"border: solid windowtext 1.0pt; mso-border-alt: solid windowtext .75pt; padding: 12.0pt 0cm 12.0pt 0cm;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e60W – 70W\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 3;\"\u003e\n\u003ctd style=\"border: solid windowtext 1.0pt; mso-border-alt: solid windowtext .75pt; padding: 12.0pt 9.0pt 12.0pt 0cm;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eRK 150\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"border: solid windowtext 1.0pt; mso-border-alt: solid windowtext .75pt; padding: 12.0pt 9.0pt 12.0pt 0cm;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e150mm (6\")\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"border: solid windowtext 1.0pt; mso-border-alt: solid windowtext .75pt; padding: 12.0pt 9.0pt 12.0pt 0cm;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e470 – 800\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"border: solid windowtext 1.0pt; mso-border-alt: solid windowtext .75pt; padding: 12.0pt 0cm 12.0pt 0cm;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e70W – 105W\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 4;\"\u003e\n\u003ctd style=\"border: solid windowtext 1.0pt; mso-border-alt: solid windowtext .75pt; padding: 12.0pt 9.0pt 12.0pt 0cm;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eRK 200\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"border: solid windowtext 1.0pt; mso-border-alt: solid windowtext .75pt; padding: 12.0pt 9.0pt 12.0pt 0cm;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e200mm (8\")\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"border: solid windowtext 1.0pt; mso-border-alt: solid windowtext .75pt; padding: 12.0pt 9.0pt 12.0pt 0cm;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e820 – 830\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"border: solid windowtext 1.0pt; mso-border-alt: solid windowtext .75pt; padding: 12.0pt 0cm 12.0pt 0cm;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e95W – 100W\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"mso-yfti-irow: 5; mso-yfti-lastrow: yes;\"\u003e\n\u003ctd style=\"border: solid windowtext 1.0pt; mso-border-alt: solid windowtext .75pt; padding: 12.0pt 9.0pt 12.0pt 0cm;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eRK 250\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"border: solid windowtext 1.0pt; mso-border-alt: solid windowtext .75pt; padding: 12.0pt 9.0pt 12.0pt 0cm;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e250mm (10\")\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"border: solid windowtext 1.0pt; mso-border-alt: solid windowtext .75pt; padding: 12.0pt 9.0pt 12.0pt 0cm;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e810 – 830\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003ctd style=\"border: solid windowtext 1.0pt; mso-border-alt: solid windowtext .75pt; padding: 12.0pt 0cm 12.0pt 0cm;\"\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e100W\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003e \u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eOptimizing Your Indoor Grow Environment\u003c\/b\u003e\u003c\/p\u003e\n\u003cul style=\"margin-top: 0cm;\" type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l1 level1 lfo2; tab-stops: list 36.0pt;\"\u003e\u003cb\u003eThe Negative Pressure Rule: To prevent odours from escaping, ensure your extraction fan is moving slightly more air than your intake. This creates \"negative pressure,\" forcing air to pass through your filter before exiting the room.\u003c\/b\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l1 level1 lfo2; tab-stops: list 36.0pt;\"\u003e\u003cb\u003eCarbon Filter Pairing: The RK series is a centrifugal fan, making it the perfect partner for high-quality carbon filters. Ensure your filter's $m^3\/h$ rating meets or exceeds the fan's maximum output.\u003c\/b\u003e\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l1 level1 lfo2; tab-stops: list 36.0pt;\"\u003e\u003cb\u003eControl Your Environment: Combine your Can-Fan RK with a voltage-based fan controller to adjust airflow based on the plant's growth stage or seasonal temperature changes, protecting your indoor garden from extreme stress.\u003c\/b\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eFrequently Asked Questions\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eQ: How do I calculate the right fan size for my room?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eA: A common rule of thumb for indoor grow rooms is to exchange the entire volume of air in your room every 1–3 minutes. Multiply your room’s length x width x height (in meters) to get the cubic volume, then choose a fan that exceeds this volume per minute to account for resistance from ducting and filters.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eQ: Are these fans compatible with my existing setup?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eA: Yes, the RK series features universal flange sizes compatible with standard aluminium and Combi ducting.\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eQ: Do these fans come with a power plug?\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"MsoNormal\"\u003e\u003cb\u003eA: Can-Fan RK units are typically supplied for professional installation. They require self-wiring with 3-core electrical flex cable suitable for your local electrical standards.\u003c\/b\u003e\u003c\/p\u003e","brand":"Can Fans","offers":[{"title":"100MM","offer_id":55584063324545,"sku":"CAN-RK-100","price":82.5,"currency_code":"GBP","in_stock":true},{"title":"125MM","offer_id":55584063357313,"sku":"CAN-RK-125","price":82.5,"currency_code":"GBP","in_stock":true},{"title":"150MM","offer_id":55584063390081,"sku":"CAN-RK-150","price":97.5,"currency_code":"GBP","in_stock":true},{"title":"200MM","offer_id":55584063422849,"sku":"CAN-RK-200","price":110.0,"currency_code":"GBP","in_stock":true},{"title":"250MM","offer_id":55584063455617,"sku":"CAN-RK-250","price":110.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0565\/5370\/1536\/files\/can-fan-rk-custom-plastic-extraction-fans-range_jpg.jpg?v=1777467949","url":"https:\/\/steelroots.co.uk\/products\/can-fan-rk","provider":"Steel Roots ","version":"1.0","type":"link"}