Green Roof Construction Definition

Green roofs have excellent noise attenuation especially for low frequency sounds.

Green roof construction definition.

Green roofs have traditionally been categorised as extensive or intensive. It replaces the ecology the new house sits upon thereby replacing the habitat that a house takes away. This is most noticeable in intensive green roofs since there is a thicker and more consistent layer of soil which provides a higher insulating value. A green roof also known as a living roof is the use of the space on top of a building to grow plants either decorative vegetation or food crops.

Although there are no precise definitions of. They provide shade to the top of a building evapotranspiration. Container gardens on roofs where plants are maintained in pots are not generally considered to be true green roofs although. Green roofs are also known as vegetative or eco roofs.

An extensive green roof can reduce sound from outside by 40 decibels while an intensive green roof can reduce sound by 46 50 decibels peck et al. Green roofs can help reduce energy costs for a building by acting as another layer of insulation between the inside and outside of the roof. Depending on the weight capacity of the building s roof and the aims of the design. A green roof is in ecological terms a great and simple thing to do.

Green roofs can increase a building s marketability. A green roof is a layer of vegetation planted over a waterproofing system that is installed on top of a flat or slightly sloped roof. The layers of a green roof must like any roof accommodate drainage and protect the building from the elements with a waterproof membrane. Used over a whole roof a green roof will be the single overriding design influence on the house as well as impacting on the construction right down to the foundations.

They fall into three main categories extensive intensive and semi intensive. Extensive green roofs are lightweight with a shallow layer of growing substrate of less than 200 mm deep requiring minimal maintenance. A green roof or living roof is a roof of a building that is partially or completely covered with vegetation and a growing medium planted over a waterproofing membrane it may also include additional layers such as a root barrier and drainage and irrigation systems. Green roofs reduce the temperature of the building and the surrounding air in multiple ways.

What is a green roof.