The cost green roofs are not easy to build or maintain for that matter.
Limitations of a green roof.
The disadvantages of green roofs.
Thus they need a special care like a regular garden would do.
The roof and load bearing walls of some buildings aren t strong enough to support the added.
You may save a little money on your heating and cooling bills but you ll spend.
As you may have noticed above green roofs are made up of various plants and vegetation.
Green roofs require strong buildings which can support the added weight of these roofs and unfortunately not every building has a big roof and strong load bearing walls so it is difficult to find the right building.
Green roof advantages and disadvantages.
Disadvantages of green roofs structural limitations.
Here are the top.
Upkeep is important as waterproofing and irrigation must be rigorously maintained to prevent any moisture from a green roof from damaging the building s structure.
Cost disadvantages of green roofs.
Simple green roofs can cost thousands more.
Cost can exceed 10 times that of more traditional roofs and a green roof requires more insulation and waterproofing material than a traditional roof and more rigorous upkeep.
Structural limitations green roofs can be heavy really heavy if you want one extensive enough to plant trees and shrubs.