Permeable Paving Sub-Bases (SUDS Aggregates)

With greater consideration being given to how 'run-off' water is being managed, planners often ask for a Permeable Paving Sub-Bases (SUDS Aggregates) to be used. The aggregate is an Open Grade Crushed Rock (OGCR) and is an ideal product for allowing the surface water to more effectively soak away into the ground, rather than running into the already overworked sewers, drains and waterways. Which can often result in flash floods!

20-5mm Carboniferous Limestone (SUDS Sub-Base)

20-5mm Carboniferous Limestone (SUDS Sub-Base)

An ideal material to use as a permeable sub-base. As the size suggests the 20-5mm OGCR is used as the base layer of any foundations. The larger stones will act as a filter, plus allowing the water to seep slowly into the ground.The 2-6mm carboniferous limestone should be used as a top permeable layer...

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2-6mm Carboniferous Limestone (SUDS Sub-Base)

2-6mm Carboniferous Limestone (SUDS Sub-Base)

Perfect for the top layer of a permeable sub-base. Placed on the larger 20-5mm material the 2-6mm OGCR carboniferous limestone is ideal for laying your patio blocks, slabs or paviors on. The combination of the carboniferous aggregates will allow the excess water to slowly drain into the ground and not into the already overworked sewers or watercourses...

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1-4mm Granite

1-4mm Granite

Fine Granite is used as a 'brushing in' grit for porous block paving. Applied when dry this fine granite will fall into the gaps to complete a perfect finish...

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