Green Roof Psi

A green roof protects the waterproofing membrane from damaging uv rays freeze thaw cycling and repeated foot traffic extending its lifespan.

Green roof psi.

Green roof construction eps expanded polystyrene is becoming the most popular insulation void fill material for green roof construction. When the depth of water stored in the green roof growing media was treated as a variable roof storage was varied from 0 25 to 3 0 inches of storage using the 28 years of state college s daily rainfall data the results see figure 3 showed that the 3 5 inch green roof with 1 6 inches of water storage with a drainage layer and plants was an. Roofs are under a lot of pressure. Green roof plants like these sedums usually don t require irrigation unless there s a four week spell of high heat with less than 1 inch of rainfall.

Center for green roof research the center the only location in north america with small test green roofs on replicated buildings characterizes and quantifies the performance of green roofs and promotes their discoveries through education and outreach. Green roofs filter air by absorbing and converting carbon dioxide to oxygen. Leed and green globes. Available in densities from 10 psi to 60 psi it has the same compression strength as extruded polystyrene at a fraction of the cost.

The water supply should be available at roof level at the time of the installation and remain in operational condition throughput the roof s service life. Some green roofs in europe have lasted more than 40 years without being replaced. Create the perfect relaxing eco friendly environments with a green roof. We recommend that the green roof site be provided one or more supply points of suitable capacity for the planted area pressure 36 psi.

Green roofs can be planted with herbs grasses flowers even trees in an exciting variety of colors textures scents and heights. Hdpe drain board heat woven hdpe root stabilizer anti erosion non woven needle punched water retention mat extruded permeable edging. During dry spells the growing medium can shrink leaving it vulnerable to weeds. Load limits on the roof of a building.

It is available in 40 psi 60 psi and 100 psi compressive strengths so it will not crush during construction or.