Grasspave2 will prevent the markers from sinking over time. The compressive strength of Grasspave2 disperses the load and the rolls help reduce soil loss, […]Read more
Welcome to Invisible Structures, Inc.
For 35 years we have provided the finest in grass porous paving, gravel porous paving, underground stormwater storage, erosion control, drainage, and access mats. As we go into our 35th year, we will continue to provide you with the highest quality-environmental-site development and stormwater management products available.