Excstensive Sedum Green Roof System

The vegetation mat is installed on a shallow depth of specially formulated free draining substrate and drainage board.

Excstensive sedum green roof system.

Sedum roofs are extensive green roofs that have a media depth of 3 8 inches. Vegetation options plugs cuttings instagreen sedum carpet or instagreen sedum tile typical application. A sedum roof is by far the most popular choice for an extensive green roof system that sky garden provides. It has the necessary compressive strength a low profile height little.

There are two variations for the system build up. It is a shallow and lightweight green roof type with ground covering plants that requires little maintenance. An extensive garden roof assembly can be applied to flat roofs and sloping roofs with a pitch of up to 12 12 or 45 provided the appropriate measures are taken to cope with the shear forces and soil retention. Roughly speaking extensive green roofs have a substrate thickness of between 4 and 15 cm and a weight of 30 to 220 kilo per m2.

Sedum roofs with a natural drainage layer are designed to maximize water retention while sedum roofs with a synthetic drainage layer may focus more on minimizing weight. The sedum carpet is a standard build up for extensive green roofs. An extensive lightweight green roof system utilising a pre grown vegetation mat of 8 12 sedum species. Sky garden s sedum blanket is a pre grown mat of mature sedum plants.

Floradrain fd 25 e is the appropriate drainage and waterstorage element for this system.