Kyowa Filter Units, known as Bluemont Rock Bags™ in Australia, New Zealand and across the Pacific Region, are innovative flexible mesh bags used for scour and erosion control.
Bluemont Rock Bags™ are used on bridges, roads, railways, embankments, culverts, shorelines and rivers to protect and manage erosion.
When filled with rock or riprap, the Rock Bag is a flexible protection system, a sustainable environmental civil engineering alternative solution to gabions, large rock, blockstone, free riprap and rock mattresses.
Bluemont Rock Bags™ do not require foundations or ground / bed preparation.
The Bluemont Rock Bags™ are a rapid fill and rapid deployment system that supports economical and environmental civil projects.
Adapts perfectly to all soils for highly efficient coverage and absorption of energy.
If you want to discuss whether rock-filled bags are suitable for your project, don’t hesitate to get in touch with us.
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