HVC Dura Mixed Flow Fan Collection The Headwind HVC Dura Mixed Flow Fan collection is designed for powerful, reliable air movement in demanding hydroponic and indoor growing environments. Built with an IP68 waterproof rating, these fans are made to handle high-humidity grow rooms, propagation areas, tents, and ventilation setups where moisture resistance and long-term durability are essential. 100mm Dura Mixed Flow Fan Feature Details Brand Headwind HVC Model 100mm Dura Mixed Flow Fan Fan Type Dura Mixed Flow Fan Airflow 275 m³/h Power 18 watt Waterproof Rating IP68 Waterproof Included Fan speed controller 125mm Dura Mixed Flow Fan Feature Details Brand Headwind HVC Model 125mm Dura Mixed Flow Fan Fan Type Dura Mixed Flow Fan Airflow 275 m³/h Power 18 watt Waterproof Rating IP68 Waterproof Included Fan speed controller 150mm Dura Mixed Flow Fan Feature Details Brand Headwind HVC Model 150mm HVC Dura Mixed Flow Waterproof Fan Fan Type EC Mixed Flow Airflow 621 m³/h Power 45 watt Waterproof Rating IP68 Waterproof Included Fan speed controller 200mm Dura Mixed Flow Fan Feature Details Brand Headwind HVC Model 200mm HVC Dura Mixed Flow IP68 Fan Fan Type EC Mixed Flow Airflow 1,182 m³/h Power 85 watt Waterproof Rating IP68 Waterproof Included Fan speed controller 250mm Dura Mixed Flow Fan Feature Details Brand Headwind HVC Model 250mm Mixed Flow IP68 Waterproof Fan Fan Type EC Mixed Flow Airflow 1,808 m³/h Power 150 watt Waterproof Rating IP68 Waterproof Included Fan speed controller