Green Roof Meaning

For a conventional roof.

Green roof meaning.

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 come in many shapes and sizes can be installed on new buildings or applied to existing roofs but in general there are two different types of green roof systems used commonly. 8 to 20 per square foot. These green roofs consist of a deep growing medium that is necessary to support a full range of vegetation from groundcovers to large trees.

They fall into three main categories extensive intensive and semi intensive. Container gardens on roofs where plants are maintained in pots are not generally considered to be true green roofs although. A 2006 study by the university of michigan comparing costs of conventional and green roofs showed that on average installing a green roof costs about 22 00 sq. Green roofs are also known as vegetative or eco roofs.

Moisture retained by media that cannot be removed aka wilt point 12 18 typ. Look it up now. A roof covered with vegetation designed for its aesthetic value and to optimize energy. A vegetated landscape built up from a series of layers that are installed on a roof surface as loose laid or modular that is installed layer by layer on the roof or as pre prepared layers in trays green roofs are constructed for multiple reasons as spaces for people to use as architectural features to add value to property or to achieve particular environmental benefits for.

You will recoup the investment in your green roof within 8 to 21 years. A green roof protects the roofing material from external influences such as the sun rain wind and temperature fluctuations and doubles or triples the life span of your roof to up to 60 years or even longer. Although there are no precise definitions of them an extensive green roof has a shallow growing medium usually less than six inches with a modest roof load limited plant diversity minimal. Meaning pronunciation translations and examples.

A green roof can increase the life expectancy of a roofing system by protecting the roofing materials from direct ultra violet radiation and extreme temperatures. 15 to 50 per square foot.