OK Oil Fence

Harbor and river pollution prevention fences

OK Oil Fence

Oil spill diffusion prevention fences

Prevents oil pollution of marine environments
Lineup also includes four product types that have received type approval

  • Act on Prevention of Marine Pollution and Maritime Disaster Conforming product
  • Ministry of Land, Infrastructure, Transport and Tourism Type approved products

Products Outline


OK Oil Fence are available as a wide lineup of products including the Ordinance A types (OK-200/OK-200M) and the Ordinance B types (OK-300/OK-300L/OK-300M) which have received type approval from the Japanese Ministry of Land, Infrastructure, Transport and Tourism, as well as products for emergency use and for permanent installation. The wave-following ability is outstanding due to the utilization of round-shaped floats. The connection parts utilize fasteners and shackles that comply with the standards of the JIS Standards Association (F9900-2). 

Main installation locations: Oil storage facilities including oil depots and oil terminals, harbors and coastlines adjacent to tankers and tanker mooring facilities, sites where oil spills have occurred due to accidents, etc.

Ordinance A type and B type 


Connection method 

For additional materials, see here.