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

Download E-Brochure

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.