The purely substrate based green roofs are relatively cheap to install compared to the sedum systems aim to recycle waste materials such as broken bricks and have been shown to support rare invertebrates and birds gedge and kadas 2005.
Recyclable materials for making a green roof.
Most of the shingles sold today are made from recycled content such as plastic wood fiber and rubber.
What makes a roofing material green or environmentally friendly is not just the raw materials it comes from and how it is manufactured.
What makes a roof environmentally friendly.
There is however a need to quantify and compare the benefits of green roofs constructed from commercially available media with those constructed from recycled media.
In london uniquely there has been a move to use recycled secondary aggregate as the growing medium preferably from the original site.
The best option for your home depends on.
Recycled shingles are the greenest roofing product recycled shingles are quite affordable and are a perfect alternative to those who can t afford the expensive slate roofs.
In this study recycled.
It s also how the roof performs over its lifetime and how the roofing is disposed of at the end of its life.