On Monday, 5 August 2019 17:11:16 UTC+1, Bill Wright wrote:
I have some block paving that's on a slope. The slope varies from 1:40
to 1:10. When the rain washes across the area it takes some of the
silver sand. What's the way to stop this happening?

Bill

any non-loose infill. Epoxy sand, mortar, bitumen etc.


NT