News and press releases

Marioff and Rauma Marine Constructions to Deliver HI-FOG Fire Protection Systems to Finnish Navy
15 April 2021

VANTAA, Finland, April 15, 2021Marioff today announced it has signed a contract with Rauma Marine Constructions (RMC) in Rauma, Finland, to deliver HI-FOG® high pressure water mist fire suppression systems to four new Pohjanmaa-class multipurpose corvettes, part of the Finnish Navy’s Squadron 2020 project.

RMC, one of the leading shipbuilding companies in Europe, is building the ships for the Finnish Navy. Marioff, a leading developer of water mist fire protection technology, is a part of Carrier Global Corporation (NYSE: CARR), the leading global provider of healthy, safe and sustainable building and cold chain solutions.

“We are very proud to be selected as the fire protection solution provider for the Pohjanmaa-class vessels and provide our extensive experience in water mist fire protection technology for the benefit of this project,” said Juha Ilvonen, Managing Director, Marioff. “The HI-FOG system is a perfect solution for naval vessels, and we are delighted to continue our long-term relationship with Rauma Marine Constructions and the Finnish Navy.”

The operational safety of the Pohjanmaa-class corvettes will be ensured with Marioff’s Heavy Duty Electric Pump Unit (EPU HD) based HI-FOG system. The EPU HD is designed to meet very demanding specifications and extreme operational conditions. Throughout this project, Marioff is closely cooperating with all stakeholders to provide a tailored solution based on its long experience in protecting surface and subsurface vessels and their crews from fire.

Squadron 2020 is a Finnish naval project to replace aging war ships with four new corvettes. The new multipurpose corvettes will be capable of engaging in warfare with surface combatants and submarines, taking anti-aircraft measures and commanding maritime operations. The ice-breaking warships are expected to be delivered to the Finnish Navy by 2026 and operating by 2028.

For more information, visit

About Marioff

Marioff is a leading developer and innovator of high-pressure water mist fire protection, providing solutions worldwide under HI-FOG brand. HI-FOG safely controls and suppresses fire using significantly less water than conventional sprinkler systems, reducing water damage, cleanup time and operational downtime. Marioff is a part of Carrier Global Corporation, the leading global provider of healthy, safe and sustainable building and cold chain solutions. For more information, visit

About Rauma Marine Constructions

Rauma Marine Constructions (RMC) is one of the leading shipbuilding companies in Europe. RMC was formed in the summer of 2014 in Rauma and is wholly Finnish-owned. RMC specializes in building and servicing multipurpose icebreakers, car and passenger ferries and naval vessels. More information is available at

Photo: Finnish Defence Forces