How often do Invisible Structures products need to be replaced?
What are the advantages of the product being shipped in rolls?
Is Rainstore3 just for commercial applications?
How long do Invisible Structures products last and do they have a warranty?
Are Grasspave2 and Gravelpave2 ADA Compliant?
Why is Grasspave2 filled with sand instead of topsoil?
What should I use for base course material?
Do Invisible Structures products clean the water that passes through the porous paver grid?