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.
Green roof price per m2.
Green roof accessories will you require edge retention trims or a pebble border.
Extensive green roofs are less expensive than intensive green roofs.
Rubber roofs costs start from 80 per m2.
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.
A small roof 30 50m2 can cost between 150 and 400 per square metre depending on your location access issues and other factors.
This does not include.
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.
Finally there is also ongoing costs to consider for maintenance and repairs.
The best green roofs in the long term tend to be ones that a re planted and seeded.
Sedum green roof offers a wide range of top quality sedum and wildflower roofing products.
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.
Annual maintenance costs.
No extra substrate or drainage layer required and all in one product.
Flat roof cost per square metre.
Heating bills heating bills can also reduced by a green roof with an average saving of around 4.
Lead bay roofs are even more expensive starting from 300 per m2.
Flat roof prices start from 40 per m2 for felt roofs.
Each module is 460mm x 490mm x 75mm.
Compliant with fire regs.
All these come at an extra cost.
As a very rough indication in the united kingdom one can expect to pay around 100 per meter squared of extensive green roof and around 150 per meter squared for the intensive variety.
Green roofs which are planted and seeded tend to perform better in the long term.
A small green roof 30 50 m 2 with reasonable access would cost between 150 and 400 per square metre to install.
Larger projects benefit from economies of scale in delivery and materials needed for the green roof system.
For fibreglass expect to pay from 90 per m2 and for fire glass bay roof from 250 per square metre.
This saving is carried across the overall cost of the green roof.
4 4 modules per sqm.
Saturated weight only 48kgs per m2.
Roof life span studies have proven that a green roof can increase a roof s lifespan by up to 3 times.
Green roof benefits green roofs provide many benefits not only to the environment but also in an aesthetic and economical way.
The size of a green roof can vary the cost per m2 of the system greatly.