The Ramfan WF20 is a top-tier water-driven fan, recognized as the most powerful and safest portable ventilator in the world. Engineered for demanding applications, including shipboard de-smoking, the Ramfan WF20 is a vital solution for efficient smoke removal in marine environments. This marine water-driven fan operates using water pressure from fire mains or overboard drainage systems, delivering exceptional performance in both ducted and positive pressure ventilation.

Key Features of the Ramfan WF20 Water Driven Fan

• Powerful Performance: The Ramfan WF20 utilizes water pressure, operating effectively within a range of 40 PSIG to 250 PSIG. This marine water-driven fan features a patented turbine design combined with an 8-blade aluminum impeller, generating substantial airflow. It can achieve up to 16,511 CFM at 250 psi, making it essential for high-demand marine ventilation.
• Durable Construction: Built with high-efficiency fan blades and corrosion-resistant materials, the Ramfan WF20 is designed for durability with minimal maintenance. Its modular design simplifies upkeep, making it a reliable choice in harsh marine environments.
• Versatile Applications: The Ramfan WF20 serves both as a ducted blower for targeted smoke removal and as a positive pressure ventilator, maintaining clear airways in enclosed spaces. Optional adapters, such as ZAG Ø 300 mm connectors, enable quick deployment and adaptability for various marine operations.
• Global Recognition: The Ramfan WF20 is the standard choice for major naval forces, including the U.S. Navy, Royal Navy, and French Navy. It meets AMCA 240 standards, with its performance verified by the Air Movement and Control Association, ensuring reliable operation in real-world marine conditions.

Technical Specifications

• Compact and Portable: The Ramfan WF20 marine water-driven fan  measures 16×12×12 inches (ca. 40 × 31 × 10 cm) and weighs approximately 35 lbs (15.9 kg), making it both compact and powerful for marine ventilation needs.
• Airflow and Power Output:
  • Ducted airflow: 1,835 CFM at 150 psi.
  • PPV (Positive Pressure Ventilation) airflow: 13,125 CFM at 150 psi, up to 16,511 CFM at 250 psi.
  • Power output ranges from 4.6 Hp at 150 psi to 8 Hp at 250 psi, demonstrating the strength of this water-driven fan.
• Connection Compatibility: The Ramfan WF20 includes 1.5″ (3.8 cm) male connections, available in various standard types (NST, NPS H, BSP), ensuring compatibility with different water systems, particularly in marine environments.

Applications in Marine Environments

The Ramfan WF20 excels in removing smoke from interior spaces within naval vessels and other enclosed marine settings. Its powerful suction capabilities, especially when connected to long ducting systems, make it indispensable for maintaining safe, breathable air. Extensively tested by the U.S. Navy, the Ramfan WF20 water-driven fan is the leading choice for shipboard ventilation.

Accessories for the Ramfan WF20

Enhance the Ramfan WF20 water-driven fan with these essential accessories:

• Neoprene Coated Ducts: Available in various sizes, optimized for use with the Ramfan WF20 in marine environments.
• Multiplier/Mister: Boost efficiency in firefighting scenarios, with optional ZAG adapters for the Ramfan WF20.
• Strainer Adapter and Various Couplings: These components ensure the Ramfan WF20 water-driven fan can connect to a wide range of hoses and ducts, expanding its utility.

Conclusion

The Ramfan WF20 is the leading marine water-driven fan, combining safety, power, and adaptability in a compact form. Trusted by global naval forces and validated through rigorous testing, the Ramfan WF20 is the ultimate solution for portable marine ventilation, delivering reliable, high-performance results in the most demanding environments.