Narrow Joint Permeable Mission | Calstone Pro
About "Narrow Joint" Permeable Pavers. Our permeable system is complete with our proprietary Fine #9 Joint Rock. Our permeable system has narrow joint widths of 4mm and initial infiltration rates in. excess of 150"/hr. Permeable pavers help the environment by protecting the quality of our water supplies. They reduce the amount of stormwater ...
قرأ أكثر