All these come at an extra cost.
Green roof cost calculator uk.
The greensave calculator was developed to help professionals concerned with sustainability by green roofs for healthy cities and the athena institute with support and funding by tremco roofing and building maintenance.
The type of green roof system plays a part in the cost per m2.
The price breakdown shown above is for a single garage.
The cost will vary with the green roof system and the particular situation.
A double garage with a 3 layer system and new decking usually costs around 2000 00 inc vat.
Finally there is also ongoing costs to consider for maintenance and repairs.
Since most roof projects in uk europe are repairs and not a complete replacement you will see cost m2 go down as roof size increases and vise versa.
What about a double garage.
Based on your inputs the calculator will automatically adjust cost m2 up or down for smaller jobs.
Try our flat roof cost calculator no email or signup required.
The green roof energy calculator is an online tool that allows users to compare the annual energy performance of a building with a vegetative green roof to the same building with either a dark roof or a white roof.
Our breakdown of the flat roof costs are for a single garage roof.
Simulations are available for new construction ashrae 90 1 2004 and old construction pre ashrae 90 1 2004 office and residential buildings driven by typical precipitation and.
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.
As a guide prices can vary from 50 m for a sedum roof to 200 m for a fully planted intensive roof the cost of any reinforcement needed to the roof and or wall structures is additional to this.
Type of green roof.
However at the very cheapest end of the spectrum replacing the felt roof on a garage should only cost around 1 000 whereas replacing all the slate tiles on a large family home may cost as much as 12 000.
Overall we estimate that the average cost for a roof replacement in the uk will come in at around 5 000 to 6 000.
Even though green roofs are low maintenance they still need some care and attention once a year to continue preforming at their best.
This saving is carried across the overall cost of the green roof leading to a lower cost 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.
For example the delivery cost per pallet decreases as the number of pallets needed increases.
This is down to the different materials that are needed within.
In general in most of uk average cost of repairing a tile slate roof is 90 100 per m2.
The greensave calculator is available exclusively to grhc individual and corporate members.
