Is A Green Roof Expensive

They are fairly lightweight and can be installed on roofs with a pitch from 0º to 30º.

Is a green roof expensive.

The epa estimates that the cost of installing a green roof starts at around 10 per square foot for simpler extensive roofing and 25 per square foot for intensive roofs. However they point out that green roofs can be considerably less expensive up to 50 cheaper when they cover more than 10 000 square feet because of economies of scale. They consist of a thin layer of soil with continuous coverage of growing material. 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 have on your garage may have cost as little as 400 if you have done it yourself.

An extensive green roof is the most common and least expensive type of green roof with costs ranging from 10 20 a square foot 2. From that study they concluded that the green roof would cost 464 000 whereas a conventional roof would only cost 335 000.