How To Waterproof A Green Roof

First of all your installation ends before any green roof construction begins.

How to waterproof a green roof.

Here green roof installer rob gaffney adds a second layer of rubber roofing membrane as a root barrier to prevent damage to the roof. Green roof waterproofing with resitrix epdm roofing membranes reliable roof waterproofing for all green roof systems. For this project the roof was built to withstand the added load and then covered with a waterproofing membrane. Green roofs for healthy cities grhc is developing a course on waterproofing and drainage as it relates to green roof design and implementation.

Cities are expanding and the global population is growing steadily. The course will be launched at the fifth annual international greening rooftops for sustainable communities conference april 29 may 1 2007 in minneapolis. The green roof segment harbours a great deal of potential and will become increasingly significant as climate change continues. From a waterproofing perspective you may want to consider the following draw the line between waterproofing and the green layers.

A green roof system usually includes a root barrier to protect the waterproofing from aggressive plant roots that can penetrate the membrane. The waterproofing layer is in fact usually the last layer to be applied before the green roof contractor gets to work. Lay down a strong membrane if you lay down a strong waterproofing membrane from the get go leaks may not become an issue even under the most aggressive green roof roots. Waterproofing and structural design considerations for green roofs.