Airofog Fogger U240 Professional ULV Cold Fogger
The Airofog fogger U240 is a mains-powered professional ULV applicator designed to create a fine cold fog for efficient treatment of large indoor areas. Using ultra-low volume technology, the fogger U240 disperses microscopic droplets that remain airborne for extended periods, allowing treatments to penetrate cracks, voids, and hard-to-reach areas.
The unit is widely used in professional pest control, commercial sanitation, public hygiene, agriculture, food production facilities, and industrial environments.
The fogger combines portability, precise flow control, and professional performance in a compact handheld design.
How the Fogger Works
The fogger U240 uses a high-speed electric motor and a vortical air shear nozzle system to atomise liquid solutions into ultra-fine airborne droplets. These droplets are distributed evenly throughout the treatment area, improving contact with flying insects, exposed surfaces, and hidden harbourage areas.
Unlike traditional sprayers, this fogger allows operators to treat large volumes of space quickly while using relatively small quantities of product.
The variable flow regulator allows accurate adjustment depending on the formulation being applied and the required treatment rate.
Main Applications
The fogger is suitable for a wide range of professional applications, including:
- Flying insect treatments
- Crawling insect treatments
- ULV disinfection treatments
- Odour control
- Warehouses and storage facilities
- Hotels and accommodation settings
- Food processing environments
- Agricultural buildings
- Livestock housing
- Greenhouses and mushroom production
- Schools, offices, and public buildings
Professional ULV Performance
The Airofog fogger U240 is designed specifically for professional use and offers reliable ULV application performance.
Technical Specifications (Fogger U240)
- Power Supply: 220–240V
- Motor Power: 800W
- Tank Capacity: 5 Litres
- Fog Projection Distance: Up to 6 metres
- Droplet Size: Approximately 15–30 microns
- Variable Flow Rate: Approximately 25–150 ml/min
- Weight: Approx. 3.1kg
- Tank Material: UV-resistant polyethylene
Its lightweight construction and shoulder strap make the fogger U240 comfortable for extended use.
Key Benefits of the Fogger U240
Excellent Area Coverage: The ultra-fine fog produced by the fogger remains suspended in the air longer than conventional spray droplets, improving distribution throughout enclosed spaces.
Adjustable Flow Control: The finger-operated flow regulator allows operators to adjust output rates based on treatment requirements and chemical viscosity.
Compact & Portable Design: The lightweight ergonomic design makes the fogger easy to transport and manoeuvre during treatments.
Suitable for Oil & Water-Based Formulations: The fogger can be used with many professional formulations designed for ULV application.
Durable Professional Construction: The unit features high-quality acid-resistant wetted components and a UV-resistant solution tank for long operational life.
Installation & Operating Guidance: The fogger is supplied ready for use and requires minimal setup.
Basic Operating Steps
- Inspect the unit before use.
- Ensure the tank is clean.
- Fill the tank with the approved treatment solution.
- Secure the filling cap correctly.
- Connect to a suitable mains power supply.
- Turn the flow control to the closed position before switching on.
- Aim the nozzle towards the treatment area.
- Adjust the flow regulator to the desired output level.
- After treatment, empty the remaining solution and rinse thoroughly with clean water.
Always follow the chemical manufacturer’s instructions and wear appropriate PPE during application.
Why Choose the Airofog Fogger U240?
There are many fogging machines available on the market, but the fogger stands out due to its professional reliability, precise droplet control, and ease of operation.
Advantages Over Standard Sprayers
- Faster treatment of large areas
- Better airborne distribution
- Improved penetration into inaccessible spaces
- Reduced liquid usage
- Professional ULV droplet control
- Lightweight and easy to transport
The fogger U240 is trusted by professional pest control operators and commercial users worldwide.
Maintenance & Durability
This fogger requires only basic routine maintenance to remain in excellent working condition.
Recommended maintenance includes:
- Cleaning filters regularly
- Flushing the system with clean water after use
- Inspecting the air filter periodically
- Storing the machine in a dry environment
The professional-grade construction helps ensure a long service life when maintained correctly.
Instruction Manual
you can download the Airofog-Cold-Fogger-U240-U260-operation-manual HERE
YouTube instructional video for the Airofog fogger:
For additional guidance on safe pesticide application and fogging practices, consult the Health and Safety Authority (HSA) Ireland.
FAQs
► What is the fogger U240 used for?
The fogger is used for ULV fogging applications including pest control, disinfection, odour control, and sanitation treatments in commercial and industrial environments.
► Can the fogger be used with disinfectants?
Yes. The fogger can be used with many disinfectant solutions approved for ULV application. Always follow the chemical manufacturer’s instructions.
► What droplet size does the fogger produce?
The fogger typically produces droplets in the 15–30 micron range.
► Is the fogger suitable for professional pest control?
Yes. The fogger is designed specifically for professional use and is widely used by pest control operators.
► Can the fogger use oil-based products?
Yes. The fogger can generally be used with both oil-based and water-based formulations suitable for ULV fogging.
► How large is the solution tank?
The fogger has a 5-litre translucent solution tank.
► Does the fogger require assembly?
No major assembly is required. The unit is supplied ready for use with simple setup before operation.
► How far can the fog project?
The fogger U240 can project fog up to approximately 6 metres under suitable conditions.
► Is the fogger easy to carry?
Yes. The unit is lightweight and supplied with a shoulder strap for improved portability.
► How do I clean the fogger U240 after use?
After use, empty the tank and flush the system with clean water or the appropriate cleaning solution recommended for the chemical used. Clean filters periodically to maintain performance.

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