31 Oct 2015 BY admin WITH 0 COMMENTS PERMALINK STANDARD POST TYPE Viewed 389 Times 0 Comments Date : 31.10.2015 Author: admin Yes, perfect for green roofs. Most residential roofs have no joints, so nothing to fail. Even large commercial roofs can have little or no joints. We do recommend a root barrier with green roof installations. Was this answer helpful ? Yes (1) / No (0)