Green Roof Construction Costs

1 2 in addition green roofs can reduce building energy use by 0 7 compared to conventional roofs reducing peak electricity demand and leading to an annual savings of 0 23 per square foot of the roof.

Green roof construction costs.

How much does a green roof cost. Cost benefit evaluation of ecoroofs 2008 pdf 37 pp 2 1 mb about pdf this report attempts to quantify the private and public costs and benefits of green roofs or ecoroofs in portland oregon. I liked the idea of having a bit more greenery in the property we live. Based on these considerations recover green roofs has found that extensive roofs can cost about 10 to 50 per square foot while intensive roofs can cost from 20 to 200 per square foot.

Primary green roof costs are related to installation and maintenance. Green roof temperatures can be 30 40 f lower than those of conventional roofs and can reduce city wide ambient temperatures by up to 5 f. Gsa s green roof report estimated that green roofs on commercial and public buildings provide a payback based on 50 year average annual savings of about 6 2 years nationally internal rate of return of 5 2 and an roi of 224 based on a net present value of 2 7 square foot. To achieve healthy construction designs it is important to make a proper selection of green roof construction materials.

There are several types of green roofs which leads 1 to a wide range of associated costs. These materials will determine the efficiency of the roof and keep your house free from trouble. The cost will vary with the green roof system and the particular situation. A properly designed and installed extensive green roof system can cost 108 248 m 2 10 23 sq ft while an intensive green roof costs 355 2 368 m 2 33 220 sq ft however since most of the materials used to build the green roof can be salvaged it is estimated that the cost of replacing a green roof is generally one third of the initial installation costs.

These figures will vary however and green roof installation companies will be able to give you a clearer figure based on your site s specifications. With green roofing one can observe a great improvement in health and well being. Build a living roof green roof. Is a green roof for me.

As a very rough indication in the us one can expect to pay around 150 per meter squared of extensive green roof and around 200 per meter squared for the intensive variety. While redeveloping our house we decided to install a living roof on our kitchen roof why you ask. As a guide prices can vary from 50 m for a sedum roof to 200 m for a fully planted intensive roof the cost of any reinforcement needed to the roof and or wall structures is additional to this. The average homeowner creating an extensive green roof for a 1 500sq ft.