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Water mist's effect unmatchable


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26.5.2003
 

 
 

Marioff Corporation Oy, which is based in Vantaa, has achieved the position of market leader as a supplier of fire extinguishing systems for passenger ships throughout the whole world, and it also sells similar systems for on-land premises. The secret of the success is an innovation of Göran Sundholm, a Finn, that has been the basis for the company's development of the effective and award-winning HI-FOG water mist extinguishing technology.

The advantages of high-pressure water mist compared with other extinguishing methods are continually bringing Marioff new areas of application. The HI-FOG extinguishing system has proved to be successful, for example, in protecting machine rooms, emergency power sources, computer premises, hotels, office buildings, underground railways and historical buildings in various parts of the world.

Mist suppresses flames with minimal damage

The effectiveness of water mist is based on the large cooling surface area and high evaporation rate. A cooling surface area 400 times the size of that created with traditional sprinkler systems is achieved with the same volume of water and high pressure. The output of the HI-FOG system is always designed so that it is at least as good as with the traditional sprinkler.

The damage caused by the extinguishing water is much smaller than with the traditional extinguishing methods because of the small volume of water. This is particularly important when the premises being protected contain highly expensive information technology.

Efficient extinguishing also reduces the damage from fire and smoke. High-pressure water mist fills the premises like a gas, penetrates latent fires and prevents the danger of a general conflagration by blocking radiant heat. Fire authorities have praised the cooling effect of water mist, which makes the operative extinguishing work and evacuation much easier.

It is important for the environment that only clean water is used as the extinguishing agent.

Patent-protected technology

Marioff's product development is based on the inventions and hydraulics expertise of Göran Sundholm, the founder of the company and chairman of its board. The company's philosophy is to design the core components in-house at the headquarters in Vantaa and manufacture them in the company's own engineering works in Kerava.

The most important inventions have been protected with patents and design registrations. The company holds or is applying for more than 1,000 of them. The inventions and applications are tested and type-approved before being launched on to the market, for which Marioff has carried out more than 5,000 full-scale fire tests. The result of the long-term work has achieved a situation in which HI-FOG is the type-approved system in many types of premises.

In order to be able to carry out its testing activities with even greater efficiency, Marioff opened a fire test-laboratory of 3,000 m3 at Lohja. It is fitted with equipment that measures the temperature, pressure, oxygen content and the size of a water mist droplet.

MARIOFF IN BRIEF

Marioff Corporation Oy, which is based in Vantaa, was founded in 1985. The company designs and produces extinguishing systems based on water mist under the product name HI-FOG®. Exports by the Group's parent company accounted for more than 95% of the turnover for 2002, which was 64 million euros.

Marioff is the world leader in its field and down the years has achieved recognition with numerous awards such the British 'Safety at Sea' prize (1992), the 'Innosuomi Award' in 1995 and the President of Finland's Export Award in 1998. The company's founder, Göran Sundholm received the Finnish Engineering Award for the development of the HI-FOG technology.

Marioff has companies in Finland, Sweden, Norway, Denmark, the United Kingdom, France, Italy, Germany, Spain, the USA, Canada and Singapore, which altogether employ more than 300 people

 

Related Links:


>> www.hi-fog.com

 

 
 


HI-FOG water mist extinguishes flames effectively and with regard for the environment.

 

 
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