Green Roof Drainage Detail

Moisture retained by media that cannot be removed aka wilt point 12 18 typ.

Green roof drainage detail.

It is a roof of a building or home that is partially to completely covered with vegetation. Up to 75 of rainwater can be absorbed in green roofs. Moisture retained by saturated media after free draining 40 60 typ. The green roof solutions drainage conduit is a stainless steel channel for use with the aggredrain system.

Replacing the impervious surface of a conventional roof with. Green roof components growing media water holding capacity field capacity maximum water capacity astm test. Roofs that have potted plants or container gardens are not generally considered green. Compared with green roofs systems using drainage plates or granular drainage this system is the fastest to install and creates the thinnest and lightest green roof assembly.

Xf 3111 synthetic green roof drainage composite. Unlike conventional earth covered structures garden roof assemblies are lightweight and can be installed on a wide variety of new and existing structures. Green roofs retain water and lower run off which in turn will reduce the drainage and water storage requirements on site. Green roof systems of this type are drained by a multi layer fabric mat called a drainage mat that combines soil separation drainage and protection functions.

Here you will get complete green roof construction details. The 6 slotted triangle shape is used beneath the aggredrain layer and allows for water to flow freely. Systems with drainage mats. Extensive vs intensive green roofs.

In more scientific terms green roofs help filter and clean air as well as retain storm water. If you are thinking about constructing a green roof for your new house you are in the right place. A new resource is available a protected membrane roof pmr planning guide representing more than 50 years of proven assembly experience across the globe and 35 years of hydrotech s industry knowledge the guide strives to educate architects engineers general contractors and other design professionals on the key benefits of a protected membrane roof compared to a conventional roof. Roof drains from zurn include combination primary overflow control flow dual outlet siphonic retrofit and more which cater from educational to commercial needs.

This can lead to new opportunities in habitat creation as well as biodiversity preservation. There are two main types of green roof extensive and intensive. A green roof is also called a living roof eco roofs and vegetative roofs.