Green Roof Layers Dimensions

Types of green roofs.

Green roof layers dimensions. To make this process work various green roof layers are created to give it the most effective and solid chance of being. Vegetative roofs are divided into two categories. A green roof system consists of four layers. Protection mat sheeting should be installed with overlaps of 100 mm and some products have rubber backing that requires gluing in situ.

In short a green roof is made to purposely grow grass. 1 extensive vegetative roofs which are 6 inches or shallower and are frequently designed to satisfy specific engineering and performance goals and 2 intensive vegetative roofs which may become quite deep and merge into more familiar on structure plaza landscapes with promenades lawn large perennial plants and trees. Each green roof is unique as their designs and performance vary by region climate and building type and use. By alan burchell rubyana lyon green roof mar 3 2017.

However the difference between green roofs and an actual green roof is that a green roof comes with various layers. The soil is usually not more than 5 deep and is sometimes contained by a tray system which provides a barrier to excessive growth protects the roof membrane and also interlocks the entire system together to prevent wind damage. 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. It also has plants and the like on top.

A drainage layer a filter layer a growing medium layer substrate and a vegetation layer.