Available in a very wide range of “single size” or “Blended” gradings. Mawsons quarries offer filter aggregates made from durable igneous and metamorphic stone types. This stone is crushed and screened to standard or customer specific specifications. Filter aggregates from Mawsons quarries has stood the tests of time and the elements in thousands of jobs from freezing alpine dams to searing outback wells.

Filter Aggregate used during construction of new weir in Cohuna

Complete Cohuna Weir