Green Roof Cost Toronto

How toronto became the leading green roof city in north america.

Green roof cost toronto.

Toronto city hall you can walk around this 35 000 square foot green roof on the podium at city hall. Green roofing is an increasingly popular option for residential and commercial buildings especially in urban areas. Grhc develops and protects the market by increasing the awareness of the economic social and environmental benefits of green roofs green walls and other forms of living architecture through education advocacy professional development and celebrations of excellence. The university found that the green roof would cost 464 000 to install versus 335 000 for a conventional roof in 2006 dollars.

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. For instance parts of greater toronto suffer from urban heat island syndrome which happens when cities are built in dense areas using heat absorbing materials like city pavement. It covers 4 000 square feet or half of the historic building s roof with. It s open all year long if you want to wander around in a lush green space above the city.

The green roof bylaw sets out a graduated green roof requirement for new developments that are greater than 2 000 m in gross floor area. Green roofs for healthy cities grhc is the north american industry association for the green roof and wall sectors. In toronto green roofs are required on all new institutional commercial. The costs in green roofs involve their initial construction operations maintenance demolition and disposal.

The green roof at the robertson building in downtown toronto was designed and installed by gardens in the sky in june 2004.