Extensive Vegetated Green Roofs

Depending on load capabilities and other application driven requirements of your building s roof green roofs can be planted with herbs grasses flowers even trees in an exciting variety of.

Extensive vegetated green roofs.

What is a green roof. There are three main types differ by cost depth of growing medium and plant type. Although there are no precise definitions of. A green roof or rooftop garden is a vegetative layer grown on a rooftop.

The greengrid modular green roof system features zero edge design while retaining modular benefits. Green roofs provide shade remove heat from the air and reduce temperatures of the roof surface and surrounding air. Sometimes called vegetated roofs eco roofs or living roofs green roofs offer a number of sustainable advantages on an otherwise empty unused space. A vegetated roof also known as a green roof living roof or eco roof is a planting system where materials and plants are installed on the top of a building.

2 2 12 2 of fm loss prevention data sheet 1 35 that vegetated roofs be evaluated for interior fire exposure as regards a class i or class ii rating in the same manner as for conventional roofing systems on metal deck. Using green roofs in cities or other built environments with limited vegetation can moderate the heat island effect particularly during the day. For a conventional roof. 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.

The vegetation is designed to be independent as a result of selecting plants capable of developing into a stable ecosystem. A properly designed and installed extensive green roof system can cost 108 248 m 2 10 23 sq ft while an intensive green roof costs 355 2 368 m 2 33 220 sq ft however since most of the materials used to build the green roof can be salvaged it is estimated that the cost of replacing a green roof is generally one third of the initial installation costs. They fall into three main categories extensive intensive and semi intensive. 15 to 50 per square foot.

Consists of a thin layer of a rather mineral compost about 3 8 cm to 15 cm 1 in to 6 in thick in which very tough plants are being planted. Green roofs are also known as vegetative or eco roofs. Those plants are ideally native but other rustic species resistant to drought and or other climatic conditions of the environment can be used. 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 system is delivered fully pre vegetated. 8 to 20 per square foot.