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.
Sedum roof cost per square metre.
Planning a green roof.
Sedum seeded roofs are roofs with seeds sown across them.
Flat roof prices start from 40 per m2 for felt roofs.
For fibreglass expect to pay from 90 per m2 and for fire glass bay roof from 250 per square metre.
Weight is important and sedum roofs are often specified because the plants need very little growing medium.
Rubber roofs costs start from 80 per m2.
It is possible to cut into 1 0m or 1 5m pieces if required for a small extra charge.
Flat roof cost per square metre.
A sedum blanket system requires less growing medium than a wildflower blanket system.
Normally cut into 2m lengths which are rolled and put on pallets for delivery.
We use a range of sedum seeds covering a broad range of sedum species which take just a few months to develop.
Sedum roofs cover over 90 of the roofs installed to date.
Up to 30 sq.
75 mm profile for sedum roof.
Green rooftops sedum blanket is grown in 1m widths.
Finally there is also ongoing costs to consider for maintenance and repairs.
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.
Green roof accessories will you require edge retention trims or a pebble border.
Sold in 2 4 metre lengths.
One supplier of sedum trays lists the weight of their green roof build up as 48g m2.
All these come at an extra cost.
Unfortunately not much can be done to change this factor.
Labour is probably around 200 per person per day depending on who you hire.
Lead bay roofs are even more expensive starting from 300 per m2.
That means they weigh a lot less than wild flower roofs or intensive green roofs.
At the time of writing january 2017 the materials for a sedum roof buildup cost around 35 40 per square metre.
The saturated weight of enviromat sedum matting is just 34kg per square.
A green roof cost per m2 can change significantly with just a different choice in system.
Eco green roof systems have been.
When saturated these layers can weigh in at more than 100kg per square metre or 20lbs per square foot.
Now if you re completing a small project a garden shed for example you might not need paid labour.
Sedum green roof offers a wide range of top quality sedum and wildflower roofing products.
Green roofs are made up of several layers typically a waterproof root barrier layer to protect the roof a drainage layer water retention mat then the growing medium and vegetation.
Plus a bit extra for delivery.
4 4 modules per sqm.
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.
