Green Roof Insulation Thickness

Penefol 800 1 5 is a conditionally usable membrane for small structures.

Green roof insulation thickness.

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. Intensive to describe green roofs that are thick enough. 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. A noise reduction of 5 db was measured after the installation of a 10 cm green roof.

The thicker the substrate and vegetation the better the sound insulation. 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. This membrane must be integrated and concealed in the structure. Depending on the green roof layers thickness that you go with you will need to determine which are the most important to have included.

This can add an extra level of comfort and make your property in general feel a lot better to be in. 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. Geofoam made of expanded polystyrene eps provides an insulation layer that maintains its r value over time. The lithoplast dren 20 1 0 studded membrane is then placed on the surface.

One that we recommend considering is the green roof insulation layer. Insulation is a key element for a successful green roof.