Semi Intensive Green Roof Layers

The green roof solutions air layers serve multiple purposes.

Semi intensive green roof layers.

Planting and waterproofing typically this will be a drainage layer and 100 170mm of semi intensive substrate and the plant material that has been chosen i e. 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. Standard composition nophadrain intensive green roof system. Nd 4 1h drainage system drainage system for intensive green roofs 7.

Three types of green roofs exist. Common uses of the grs air layers are. These products work in conjunction with the primary drainage component within the green roof system. Consists of a thick layer of soil 50 200mm in which a variety of grasses herbs flowers and shrubs can grow.

Semi intensive roofs are not designed to be heavily trafficked and can be installed on flat to shallow pitched roofs. 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. 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.

In addition to the mosses grasses and sedum of extensive roofs semi intensive plantings include herbs flowering plants taller grasses and small shrubs. Turf plug or seed. There are three basic types of green roof. Green roofs are also known as vegetative or eco roofs.

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. Nd tsf 100 slip and protection sheet 8. Intensive thick extensive thin and semi extensive somewhere in between. 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.

The semi intensive green roof at hamerschlag hall features a 2 5 inch drainage layer with a 2 5 inch extensive growing medium mix. Semi intensive green roof the layers of a green roof regardless of the depth of growing media soil and plant types used above the underlying architectural elements of most vegetated roof systems are typically the same with each layer playing a crucial role. They fall into three main categories extensive intensive and semi intensive. Nd wsm 50 water reservoir panels 4.