It weighs 60 and 200kg per square metre.
Green roof cost per square metre.
What is a green roof.
This saving is carried across the overall cost of the green roof leading to a lower cost per m2.
Let us guide you through the three most popular flat roof replacement options and of course how much each will cost.
Type of green roof.
A green roof may cost roughly between 110 to 330 per square meter.
Flat roof cost per square metre.
This is down to the different materials that are needed within.
In the us roofing contractors exclusively price by square feet or by the hour though charging hourly is less common.
This does not include.
Such facilities include different types of plants with the shallow root system.
For fibreglass expect to pay from 90 per m2 and for fire glass bay roof from 250 per square metre.
As an estimate in the uk the average cost per square meter of extensive green roof system is 50 100 whereas an intensive green roof system is 60 150.
Extensive green roofs on the other hand have a shallow soil of 200mm thick.
The type of green roof system plays a part in the cost per m2.
Finally there is also ongoing costs to consider for maintenance and repairs.
A small green roof 30 50 m 2 with reasonable access would cost between 150 and 400 per square metre to install.
You can plant plants that have a shallow root system on these roofs.
Please note that this cost is an estimate and that each roof is case specific and thus costs may fluctuate.
The exact material you use will have an impact on the cost of the roof with basic felt solutions costing around 50 per square metre for the material itself and more high end materials such as modern grp a form of fibreglass going up to 90 per square metre but allowing unlimited options in terms of colour and generally being more long lasting.
Rubber roofs costs start from 80 per m2.
In the us roofing contractors exclusively price by square feet or by the hour though charging hourly is less common.
Estimated green roof costs per sqm.
Lead bay roofs are even more expensive starting from 300 per m2.
A look at replacement flat roof prices updated may 2020 flat roofs are more likely to leak than any other type of roof covering.
Flat roof replacement costs.
Green roof accessories will you require edge retention trims or a pebble border.
However you can still build a green roof that falls into the above categories.
Flat roof prices start from 40 per m2 for felt roofs.
All these come at an extra cost.
Notwithstanding this it is feasible to retrofit many buildings either by providing additional structural supports or a new floating roof to carry the green roof.
For example the delivery cost per pallet decreases as the number of pallets needed increases.