Guide
Clear answers on funding, technology and economics, for owners and asset managers.
Federal, state and municipal governments support green roofs through a range of programmes, from grants to reduced stormwater fees. We show which programmes apply to commercial real estate and how the application works.
Technology
What a flat roof needs to carry, what structural engineers look for, and why your choice of waterproofing decides how long the roof lasts.
Economics
Investment, funding and ongoing savings side by side, and how the business case works out over your holding period.
Operations
Inspections, documentation and response times, the services that protect your warranty and funding eligibility.
Safety
What DIN 4102 part 4 requires for extensive green roofs and how hard roofing works in practice.
Sustainability
How green roofs feed into sustainability metrics and certifications such as DGNB or LEED.
Planning
Care needs, load and design freedom compared, and how your choice affects cost.
Calculate the investment and funding potential for your roof.
Calculate costs