AquaMist Nozzle Type AM4 Non-Automatic (Open)

Aquamist Fog

The AquaMist Nozzle Type AM4 is a high-quality stainless steel nozzle specifically designed for fire suppression systems using a water mist deluge system. This nozzle is of the open (non-automatic) type, featuring a single spray opening that produces a spray with various droplet sizes, making it effective for extinguishing Class B fires as well as incidental Class A fires.

This product is UL Listed and FM Approved, making it suitable for protecting engine rooms, power plant turbines, industrial enclosures, and cable protection.

Key Features of the AquaMist Nozzle AM4:

  • 100% stainless steel construction for durability and corrosion resistance
  • Open nozzle system, suitable for total compartment protection
  • Precision orifice and diffuser for producing water mist droplets
  • UL Listed for Protection of Machinery Spaces
  • FM Approved for Protection of Machinery Spaces and Combustion Turbine Enclosures

Extinguishing Agent:
Water and Nitrogen

Technology:
Twin-fluid atomization system

Water Droplet Size:
10 microns (SONIC) vs. 1,000 microns (conventional sprinkler)

Operating Pressure:
Below 8 bar

Material:
Stainless steel machined construction

Atomization Capacity:
1.5 trillion droplets per second

Maximum Protection Area:
121 m² per nozzle (1,302 ft²)

Supported Room Volume:
4,591 – 36,727 cubic feet (up to 1,040 m³)

Certification:
FM Approved – FM Protocol 5580

Additional Features:

    • ASME/TPED-approved stainless steel components

    • Manual and automatic control options

    • Installed by certified technicians

  • Fire protection for areas with flammable liquids (flammable liquid hazards).
  • Applications in industrial facilities such as chemical plants, oil refineries, data centers, and hazardous material storage rooms.
  • Replacement for conventional sprinklers in areas with height restrictions or structural obstacles.
  • Active ventilation system that provides additional safety in enclosed spaces.

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