


National Hydroponics
Tornado Pro EC Box Fan 4250 m³/h – Variable Speed, Maximum Control
Tornado Pro EC Box Fan 4250 m³/h – Variable Speed, Maximum Control
National Greenhouse Bolton
Unit 6, Lark Street
Bolton BL1 2UA
United Kingdom
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The Tornado Pro EC Box Fan 4250 m³/h is a high-performance ventilation solution designed for demanding grow rooms, hydroponic systems, and professional extraction setups. Powered by advanced EC motor technology, it delivers powerful airflow with outstanding energy efficiency — helping maintain stable environmental conditions while reducing running costs.
The fan supports precise variable speed control, allowing you to tailor airflow to suit different growth stages or changing room conditions. For even greater control, it can be paired with the Rhino 1EC Fan Controller using the Rhino 5 Metres Control Cable, giving you responsive, reliable adjustment of fan performance from a convenient location.
Engineered for quiet, smooth operation, this fan is ideal for environments where noise and vibration must be kept to a minimum. Its lightweight yet durable housing makes installation and handling straightforward, while the dual spigot design allows compatibility with both 10" and 12" ducting — offering flexibility across a wide range of ventilation setups.
Integrated hanging points and a long pre-wired power cable ensure fast, hassle-free installation. Reliable, efficient, and highly controllable, the Tornado Pro EC Box Fan is an excellent choice for growers who want maximum airflow with total system control.
Key Features:
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Airflow up to 4250 m³/h
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Energy-efficient EC motor technology
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Variable speed control for precise airflow adjustment
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Compatible with Rhino 1EC Fan Controller and 5 m control cable
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Quiet, low-vibration operation
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Lightweight, durable construction
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Dual spigot design for 10" and 12" ducting
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Easy installation with hanging points and long power cable


