The structure of the green roof cross section contains a waterproof.
Extensive green roof cross section.
Extensive green roofs are generally made up of a very thin layer of soil or other planting medium with shallow root plants like sedum mosses and grasses.
Each of these layers has a specific function and is necessary for the success of the green roof.
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The soil is usually not more than 5 deep and is sometimes contained by a tray system which provides a barrier to excessive growth protects the roof membrane and.
Extensive roofs are inexpensive to install but you need to limit your choice of plants.
Comparison of extensive and intensive roofing systesms.
Article by emma lindsey.
Extensive green roof an extensive green roof system is characterized of its vegetation ranging from sedums to small grasses herbs and flowering herbaceous plants which need little maintenance and no permanent irrigation system the growing medium depth for an extensive green roof system is typically 6 inches or less.
Green roof cross section extensive non irrigated exhibit.
In these roofs a thin layer of growing material is used which is a mixture of sand gravel organic matter peat crushed bricks and a major portion of soil.
Cross section of green roofing layers.
These systems are ideal for efficient stormwater.
Extensive green roofs.