At a net zero home in san francisco the house s green roof is more of a brown roof.
Green roof plug systems costs.
Use sempergreen sedum plugs to give an existing green roof a specific colour.
Costs of a green roof tray system range from 10 to 30 per square foot.
Labor makes up a significant portion of the cost of a green roof mostly because the process of creating one can be labor intensive.
Its soil depth is a full 2 inches enough to support many low growing succulents and a limited number of accent plants.
As an estimate in the uk the average cost per square meter of extensive green roof system is 50 100 whereas an intensive green roof system is 60 150.
A green roof system can still be installed on non efvm compatible roofs however certain precautions may need to be taken to either add a protective surface root barrier to the roof membrane before installation or the overall warranty cost may need to be increased to cover the manual leak detection process on non efvm compatible roofs.
Over its lifetime though the green roof would save about 200 000.
The cost will vary with the green roof system and the particular situation.
Calculating the average cost of green roofs can be difficult because there a number of variables not just the size and accessibility of the site but the types of plants that are going to be grown on it.
A desert like array of native and non native succulents that require minimal irrigation.
Getting the materials onto the roof.
Finally there is also ongoing costs to consider for maintenance and repairs.
Plug plants can be inserted into extensive roof garden substrate.
The university found that the green roof would cost 464 000 to install versus 335 000 for a conventional roof in 2006 dollars.
The plugs grow in a substrate especially developed by sempergreen and are cultivated in 72 hole trays.
A large scale green roof on top of an exclusive new york condo might cost hundreds of thousands of dollars whereas the small garden you.
Labor costs to install a green roof.
Because green roofs extend the lifetime of a roof between 200 and 300 percent owners are able to save significant costs in the long run.
Sedum green roof offers a wide range of top quality sedum and wildflower roofing products.