Green Roof Insulation Thickness

Geofoam made of expanded polystyrene eps provides an insulation layer that maintains its r value over time.

Green roof insulation thickness.

It is common practice to use the term extensive to describe green roofs that are very thin and will only support hardy drought resistant vegetation such as sedums herbs and perennials. In 2004 dunnett kingsbury conducted research at the airport in frankfurt germany. The lithoplast dren 20 1 0 studded membrane is then placed on the surface. Available in various densities r values and sizes it is the perfect solution for installation under the plants and growing medium of a green roof.

This membrane must be integrated and concealed in the structure. One that we recommend considering is the green roof insulation layer. The nominal thickness of a green roof is the approximate total height of the soil and drainage components that constitute the green roof system excluding the roof structure insulation waterproofing and plants. Depending on the green roof layers thickness that you go with you will need to determine which are the most important to have included.

The thicker the substrate and vegetation the better the sound insulation. This can add an extra level of comfort and make your property in general feel a lot better to be in. Penefol 800 1 5 is a conditionally usable membrane for small structures. A noise reduction of 5 db was measured after the installation of a 10 cm green roof.

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. Insulation is a key element for a successful green roof.