Extensive Vegetated Roofs

German studies have approximated the nutrient requirement of vegetated roofs to 5 gn m 2.

Extensive vegetated roofs.

The skyscape 0 5 or 1 0 drainage panels are recommend to support this design style. Nature relaxes promoting psychological well being. Vr mod is an instant vegetated roof a pre vegetated modular system that is easy to install and offers 100 vegetation coverage from the start. Skyscape extensive systems less than 6 media depth the extensive systems are suited for roofs with limited load bearing capacity and is typically installed on non visible roof surfaces.

For example a simple extensive roof without public access could be as little as one tenth to one third of the cost to construct an intensive green roof intended for public access. Extensive systems also known as compliance roofs are considered the work horses of vegetated roofs. Vegetated roofs can be constructed as intensive simple intensive and extensive intensive vegetated roofs can be designed as gardens with deep soil layers supporting bigger plants such as trees and bushes. An extensive green roof can reduce sound from outside by 40 decibels while an intensive roof can reduce sound by 46 50 decibels peck et al.

A vegetated roof also known as a green roof living roof. Vr max is our high performance built up system for intensive and semi intensive vegetated roofs. Our vr mod flyer has more information. Extensive green roofs should only be fertilized with controlled release fertilizers in order to avoid pollution of the storm water.

Vegetated roofs also referred to as green living and eco roofs are roofs covered with soil and vegetation. Depending on load capabilities and other application driven requirements of your building s roof green roofs can be planted with herbs grasses flowers even trees in an exciting variety of. The estimated costs of installing and maintaining a green roof vary by the type of green roof. Conventional fertilizers should never be used on extensive vegetated roofs.

It is also important to use a substrate that. Fm global allows a vegetated roof over a steel deck with an appropriate fm fire test and suggests par. There are three main types differ by cost depth of growing medium and plant type. Unrivalled in storm water management capacity and cooling.

The movement of people is limited to maintaining a watertight roofing membrane and the health of the plants. 2 2 12 2 of fm loss prevention data sheet 1 35 that vegetated roofs be evaluated for interior fire exposure as regards a class i or class ii rating in the same manner as for conventional roofing systems on metal deck. Finally the extensive green roof is a system that is generally inaccessible to pedestrians. Extensive semi intensive and intensive green.

Three types of green roofs exist. Through the process of photosynthesis carbon dioxide is removed from the atmosphere and stored as.