Green Roofs Cost Per Square Foot

Extensive system can range from 8 15 per square foot semi intensive system can range from 15 25 per square foot.

Green roofs cost per square foot.

How much does a green roof cost. The installed cost premium for multi course extensive green roofs ranges from 10 30 to 12 50 per square foot more compared to a conventional black roof. First gallon cost is the capital cost to install enough of a stormwater bmp to treat 1 gallon of runoff and it s how we often discuss the cost of stormwater management tools. Designed as a lightweight low profile system the garden roof assembly can be safely installed on roof and plaza decks not engineered to handle the heavy load requirements of a traditional green roof.

Depending on the conditions of the roof the total surface area and the type of green roof system to be installed. Factors like location quality of the roofing membrane roof accessibility structural load capacity and ease of material conveyance to the roof affect the price explains recover green roofs a boston area based design build firm specializing rooftop gardens and green roofs in new england. The installed cost premium for semi intensive green roofs ranges from 16 20 to 19 70 per square foot more compared to a conventional black roof. If you are replacing your current roof add 125 to 500 per roofing square for old roof removal.

The green roof portion costs between 25 35 a square foot 2 with the solar panels costing an additional 18 000 20 000. They estimate that extensive green roof systems cost about 10 per square foot and intensive systems cost around 25 per square foot. They are not normally installed on residential roofs due to the weight. 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.

Costs for green roofs can range from 15 per square foot on up depending on many factors such as growing medium depth and green roof size. To further illustrate the environmental protection agency has made an estimation for the costs of green roofs. Hydrotech s garden roof assembly allows the design professional to transform virtually any flat or sloped roof into a landscaped environment. And because the assembly incorporates hydrotech s.