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 contact us.
- 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