Green roofs can range from roof gardens with raised beds and pots, to rolled-out green carpets, to shed roofs containing planting cells that are filled with soil or compost and planted up with low growing perennials and grasses.
An integrated approach is crucial for the design and specification of both the waterproofing and landscaping components to achieve the best results. Nottingham Roofers will work with you from the earliest design stage to ensure that your green roof project comes to fruition beautifully.
Publicly accessed rooftops and building partly submerged into fields or were livestock can roam on the roof also podiums need to have high quality, reliable landscape build-ups that are compatible with the robust waterproofing solutions below. What type of roof space are you delivering?
The term describes various systems, from simple setups with a hardy turf or sedum covering, to advanced roof garden schemes that are full of a selection of colourful shrubs.
What are the disadvantages of green roofs?
A greater expense than traditional roofs. Unfortunately for green roofs, they do tend to be slightly more expensive than the traditional option. ...
An increase in weight load. There's no doubt about it, green roofs are heavier and as such, require more structural support to be implemented. ...
Require extra maintenance
What problems do green roofs solve?
Green roofs—sometimes referred to as 'vegetated roofs' or 'eco-roofs'—consist of a waterproofing membrane, growing medium (soil), and vegetation (plants) overlying a traditional roof. Green roofs are used to achieve environmental benefits including reducing stormwater runoff, energy use, and the heat island effect.
Do green roofs really work?
The extra growing medium and vegetation insulate the building from intense temperatures and minimizes heat gain. According to a Canadian study, even a six-inch extensive green roof can reduce summer energy demands by 75 percent [Source: Professional Roofing]. ... Green roofs mitigate water runoff and sewer overflows
How long do green roofs last?
Green roofs should be designed to last at least 50 years. Replacement of any components of green roofs can be relatively costly so key structural considerations include: longevity of the structure
Why green roofs are important?
Green roofs serve several purposes for a building, such as absorbing rainwater, providing insulation, creating a habitat for wildlife, increasing benevolence and decreasing the stress of the people around the roof by providing a more aesthetically pleasing landscape, and helping to lower urban air temperatures and mitigate
How deep is a green roof?
Generally speaking, 'extensive' green roofs are less than 6 inches deep, and, depending on depth, may support a range of plants. Think sedums (low-growing succulents), herbs, meadow grasses, and perennials.
Can I turn my flat roof into a green roof?
Check your building is sturdy, waterproof, and can take the weight of the green roof. ... Green roofs can be created on flat or pitched roofs. Ideally, a green roof will go on a slope up to 10° but if it's on a slope over 20°, make sure you have a frame to stop the green roof from slipping.