Specifications, Brochures & References

Do you have an erosion challenge or scour issue with a bridge, creek or river bank?
The Kyowa Rock Bag Filter Units provides the solution.

To request further technical information, please click here to contact us.
PDF File Kyowa Rock Bag Filter Unit PDF File Kyowa production frame

 

  • 1995, 1998, 2000 & 2004 Certificate of Technical Testing awarded by the
    Public Works Research Institute (Japanese national testing body)
  • 2004 Kyowa Co. Ltd achieves ISO 14001 certification
  • 2004 the Ecogreen type is awarded “Ecomark” label
  • Since 1996 Filter Units have been part of the equipment used by the
    Japanese Civil Defence forces
  • 2008 Filter Unit achieves CE labelling for 7 types of products
  • 2011 Filter Unit achieves CE labelling for 4 types of product
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