G 2 intensive green roofs have a growing media layer that ranges from 6 to 48 inches thick.
Dimension green roof layers.
In short a green roof is made to purposely grow grass.
The growing media needed to facilitate a healthy green roof will be determined by the type of vegetative growth.
Types of green roofs.
Every green roof layer is different from other.
Simpler shallower cheaper green roofs with limited variety of plants are called extensive green roofs these systems are easy to install require little to no maintenance or irrigation and weigh the.
Plant layer is used to provide biodiversity for your roof.
It also has plants and the like on top.
Following is brief information about each layers function.
However the difference between green roofs and an actual green roof is that a green roof comes with various layers.
The most common 4 extensive vegetative roof cover in temperate climates is a single un irrigated 3 to 4 inch layer of lightweight growth media vegetative with succulent plants and herbs.
Before the growing media is selected there are other layers of the green roof system which play major roles in the functionality of the roof.
Further it ensures that you will get extra oxygen for your family.
G 1 extensive green roofs have a much shallower growing media layer that typically ranges from 3 to 6 inches thick.
To better understand the full use of a green roof system we have broken down the layers here.
By alan burchell rubyana lyon green roof mar 3 2017.