Green Roof Aeration Layer Material

They can also be used to increase the size of the root growth zone and provide space for an aeration system.

Green roof aeration layer material.

Drainage layer the green roof drainage layer provides you with a way to ensure there is nothing getting through and that excess water is drained away to avoid any waterlogging or increase in weight on the roof. Drainage protection filtration layer it is used for lightweight green roofs terraces and has many functions. They can also provide additional functions for the green roof other than just drainage. Protection drainage and filtration.

The root resistant filter fabric prevents roots from affecting the efficiency of the drainage aeration layer. It also acts as a filter fabric preventing fine particles from being washed out of the substrate soil ensuring. Bauder sdf drainage layer. Root barriers are often used in green roofs to provide some protection to the waterproofing from invasive stolons rhizomes and from woody roots from trees and shrubs.

It is made of a filtration veil and the polyamide monofilament fibre network layer. The most common root barriers used are thin polyethylene sheets laid over the waterproofing membrane. 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. The drainage layer can be created using different lightweight aggregate materials such as gravel clay tiles and lava rock.