Semi Intensive Green Roof Layers

Turf plug or seed.

Semi intensive green roof layers. Extensive semi intensive and intensive green roofs. Green roofs are also known as vegetative or eco roofs. Nd wsm 50 water reservoir panels 4. The semi intensive green roof at hamerschlag hall features a 2 5 inch drainage layer with a 2 5 inch extensive growing medium mix.

Nd tsf 100 slip and protection sheet 8. Semi intensive roofs are not designed to be heavily trafficked and can be installed on flat to shallow pitched roofs. Three types of green roofs exist. Semi intensive green roof heather with lavender the ideal system build up for blooming perennials and aromatic shrubs heather with lavender is a simple intensive green roof system and allows for the inclusion of various perennials and aromatic shrubs in the plant selection.

They fall into three main categories extensive intensive and semi intensive. A green roof is a layer of vegetation planted over a waterproofing system that is installed on top of a flat or slightly sloped roof. The green roof solutions air layers serve multiple purposes. The green roof supports over twenty eight different plant species ranging from sedums herbaceous plants tall grasses and small shrubs creating a rich and bio diverse community for local fauna.

Intensive thick extensive thin and semi extensive somewhere in between. Standard composition nophadrain intensive green roof system. Laying course or leveling layer 6. Comparison of the various green roofs an extensive green roof is characterised by its low weight a thin layer of growing medium green substrate a mix of plants adapted to conditions on the roof minimum maintenance and low installation costs.

Nd 4 1h drainage system drainage system for intensive green roofs 7. These products work in conjunction with the primary drainage component within the green roof system. Nd dgs i substrate intensive 3. There are three basic types of green roof.

In addition to the mosses grasses and sedum of extensive roofs semi intensive plantings include herbs flowering plants taller grasses and small shrubs. Their main function is to incorporate a thin layer of air within the profile of a green roof system while also providing lateral water movement. Consists of a thick layer of soil 50 200mm in which a variety of grasses herbs flowers and shrubs can grow. Semi intensive green roofs require a deeper soil layer but the payoff is in the types of plantings that can be used.