The Functions Of Each Layer Of A Green Roof

Green roofs can help reduce energy costs for a building by acting as another layer of insulation between the inside and outside of the roof.

The functions of each layer of a green roof.

To make this process work various green roof layers are created to give it the most effective and solid chance of being. You must understand each layer so to know what function that it actually performs. Following is brief information about each layers function. Plant layer is used to provide biodiversity for your roof.

Each green roof is unique as their designs and performance vary by region climate and building type and use. 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. This is most noticeable in intensive green roofs since there is a thicker and more consistent layer of soil which provides a higher insulating value. 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.

By alan burchell rubyana lyon green roof mar 3 2017. Every green roof layer is different from other. It also has plants and the like on top. The basic anatomy of a green roof consists of vegetation growing medium filter membrane drainage layer waterproof root repellant layer roofing membrane support for plantings above thermal insulation vapor control layer and structural roof support.

In short a green roof is made to purposely grow grass. Container gardens on roofs where plants are maintained in pots are not generally considered to be true green roofs although. Types of green roofs.