Drainage Green Roof Section

The guide gives rational to the whys and hows of allowing free drainage.

Drainage green roof section.

A solid sheet of 20 mil 0 51mm 100 post industrial polystyrene regrind. How to drain the roof. Primary roof drainage systems may use. Geotextile fabric layer is used to separate drainage layer and plants growing.

This is for roofs that meet or exceed the epa green roof section which is a modular system using trays that allow for 4 inches of growing medium. Drainage layer on the roof garden is used to quickly discharge the rainwater from the vegetation layer into the drainage system as well as to collect excess water. Garden roof assembly hydrotech s garden roof assemblies combine the proven performance of our monolithic membrane 6125 roofing waterproofing with proven green technology. Replacing the impervious surface of a conventional roof with.

Sites for green roofs should be assessed for drainage. To read more on drainage for terrace garden read this article. Grs drainage products typically fit into a green roof system above the grs root barrier and below the grs filter fabric. One of the main concerns that small scale builders have outlined to us is how to drain the roof.

Unlike conventional earth covered structures garden roof assemblies are lightweight and can be installed on a wide variety of new and existing structures. Here you may find the cad drawings of complete optigreen green roof setups. Before commercial drainage layers were developed it was common practice to use a thin layer of gravel to act as a drainage layer. Depending on regional precipitation rates and the water retention goals for your specific project green roof solutions has a full range of products to meet your needs.

Green roof cross section. When choosing the right drain component a number of our products can easily be incorporated into your greenroof. Please contact us today. This site uses cookies.

Provides two sided drainage. Liveroof has developed the following technical detail drawings for use in plans and to accompany specifications. By continuing to browse this website without changing the cookie settings of your internet browser you agree to our use of cookies. Check whether the site has primary and or secondary drainage systems.