Examples of semi intensive green roofs produced by vegetal i d.
Intensive green roof layers.
Green roofs can help reduce energy costs for a building by acting as another layer of insulation between the inside and outside of the roof.
Nd wsm 50 water reservoir panels 4.
Waterproof membrane in many retrofit cases this layer already exists and depending on it s condition water tightness it may or may not need replacing.
The intensive portion features a 2 10 inch drainage layer and a 2 5 to 8 inch growing media layer exhibits diverse examples of habitats.
An intensive green roof is a deeper typically greater than six inches heavier system designed to sustain complex landscapes.
The load bearing component of the roof.
The nophadrain intensive green roof system 1.
The intensive green roof uses planting mediums that have greater depth than the extensive green roof.
Bright pink dianthus bloom throughout the warmer months and sedum spurium fuldaglut add bright red contrast during the fall and winter providing year round interest.
An extensive green roof is a thin usually less than six inches lightweight system that is typically predominantly planted with succulents drought tolerant ground covering plants and grass.
Nd 4 1h drainage system drainage system for intensive green roofs 7.
We have chosen to use the word vegetative rather than the word green in this guide because a non vegetative roof could be considered to be environmentally green without being vegetative.
The incredible set up of this green roof supports flora ranging from wetland plants to small trees.
Layers of a typical green roof.
Examples of extensive green roofs produced by vegetal i d.
Nd tsf 100 slip and protection sheet 8.
The waterproofing membrane root barrier the drainage layer.
Laying course or leveling layer 6.
This deeper soil allows intensive roofs to accommodate large plants and dramatic plant groupings.
For intensive green roof profiles a drain restrictor may be used to retain water in the base of the profile for subsequent plant transpiration.
This is most noticeable in intensive green roofs since there is a thicker and more consistent layer of soil which provides a higher insulating value.
The components of a green roof.
Nd dgs i substrate intensive 3.
Vegetative roofs also known as green roofs are thin layers of living vegetation installed on top of conventional flat or sloping roofs.
The basic anatomy of a green roof consists of vegetation growing medium filter membrane drainage layer waterproof root repellant layer roofing membrane support for plantings above thermal insulation vapor control layer and structural roof support.
Earth pledge starting from the existing roof deck and moving up the typical layers of a green roof system are.
Another term for these green roofs is rooftop garden.
