A green roof is where either all useable space on a roof or a portion of the useable roof is covered in live vegetation.
Residential green roof cost.
In a study done by the university of michigan they compared the costs of the two types of roofs for a 21 000 square foot roof.
According to the renewable energy hub website a green roof will typically cost between 25 and 41 per square foot.
A deeper or more specialized.
Costs for green roofs in the united states are estimated to average between 15 to 20 per square foot for all use types i e high density residential commercial industrial etc.
From that study they concluded that the green roof would cost 464 000 whereas a conventional roof.
Green roof installation costs per square foot decrease as size increases.
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.
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.
Labor costs to install a green roof.
By far the highest costs associated with green roof creation are the soil.
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.
One downside to green roofs is that the upfront cost of a green roof is greater than that of a conventional roof.