However the membrane may be exposed to plant roots animals and insects and fertilizer chemicals.
Green roof section.
A green roof or living roof is a roof of a building that is partially or completely covered with vegetation and a growing medium planted over a waterproofing membrane it may also include additional layers such as a root barrier and drainage and irrigation systems.
Green roofs tend to improve the life of the membrane because it is completely covered by plantings and isn t exposed to the sun s harsh uv rays.
Green roofs and great savings one of the hottest trends in residential roofing is going green.
What is a green roof.
The demand for green roofing options has steadily increased as more and more people become more money and environmentally conscio.
Free cad drawing download of green roof sections for use in architectural detail design cad drawings.
A green roof is a green space that is created by adding various layers of plants and a growing medium to the top portion of a traditional roofing system.
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.
In order to achieve lasting success with a sloped extensive green roof there are a few basic things to consider.
The green roof is a basic extensive system featuring a 1 inch drainage layer and 3 inch growing medium profile.
It is important that a protective barrier be used over the waterproofing membrane.
Sloped roofs retain less water in general and the moisture content varies from the ridge to the eave lowest edge of the roof.
They fall into three main categories extensive intensive and semi intensive.
Homeowners not only want to find ways to save on costly utility bills but also conserve the environment.
Note that it is not like a traditional roof garden in which planting is done in free standing containers as well as planters that are placed on an easy to access roof terrace.
And to ensure the appropriate green roof assembly relative to the membrane chosen is provided it is important to understand how they work and how they are installed.
This cad model is saved in autocad 2004 dwg format.
Moesgaard museum by henning larsen aarhus denmark.
There are many types of waterproofing membrane.
Container gardens on roofs where plants are maintained in pots are not generally considered to be true green roofs although.
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 key to any good green roof project is a good waterproofing membrane.
Architectural details photo by tommy hileman.
