Purple-Roof is a non-proprietary specification for the optimal green roof.
Purple-Roof+ pioneers detention for true green roof stormwater management.
Purple-Roof is a green roof (with a funny name) that optimizes stormwater retention and is pioneering detention in green roofs.
Purple-Roof is a specification, not a product. See where you can get Purple-Roof.
Read more about retention and detention.
Check out the story of Purple-Roof.See more in Purple-Roof details.Read more Purple-Roof specs.
Purple-Roof is scientifically developed for resilience by balancing vegetation, soil, retention, and drainage.
Purple-Roof+ combines this balance with the exclusive ability to truly detain a storm. Every time.
Need more reasons to use Purple-Roof?
Purple-Roof+ is pioneering detention in green roofs!
Purple-Roof profiles have been demonstrated to delay runoff up to 30 minutes and reduce peak runoff up to 45% .
Purple-Roof was born from 20 years of worldwide experience and exhaustive green roof research.
We research before we make claims, and we back up our claims with scientific evidence.
Purple-Roof has a solid track record in practical applications .
Purple-Roof is a non-proprietary specification , not a product!
Purple-Roof projects can be competitively bid without breaking spec.
Purple-Roofs are not be one-size-fits-all.
Contact us for a Purple-Roof to fit your climate.
Purple-Roofs include natural materials, contain no harmful chemicals such as Formaldehyde.
Purple-Roof focuses on soil ecology following principles of nature to minimize the need for fertilizer, plant replacement, and weeding.
We believe the owner should see a return on investment of a green roof, beyond merely meeting regulatory requirements.
Purple-Roof is a true stormwater management tool incorporating retention and detention .
This frees up space for maximum real estate potential while realizing all other benefits such energy savings, biodiversity, habitat creation, and heat island benefits.
See links below for specs, details, a green roof modeler, or contact us!
Anyone can purchase Purple-Roof-compliant components from Green Roof Specialty Products, but the Purple-Roof Seal of Approval applies to full green roof assemblies. We assist several companies who provide Purple-Roof-compliant assemblies. A Purple-Roof can be installed anywhere in the world! Contact us with any questions, including stormwater calculations.