Delta-Floraxx by Cosella-D¶rken Products is a dimple-shaped membrane designed for use in green-roof applications. Water drains away through the open channel system between the dimples to ensure balance between water retention and surplus drainage, and the dimples allow for water retention of up to 21 fluid ounces per square foot. Available in a 6.6' by 65' roll, it is installed on top of a root barrier. delta-floraxx.com

Delta-Floraxx by Cosella-Dörken Products is a dimple-shaped membrane designed for use in green-roof applications. Water drains away through the open channel system between the dimples to ensure balance between water retention and surplus drainage, and the dimples allow for water retention of up to 21 fluid ounces per square foot. Available in a 6.6' by 65' roll, it is installed on top of a root barrier. delta-floraxx.com