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 cost calculator uk.
What about a double garage.
This saving is carried across the overall cost of the green roof leading to a lower cost per m2.
The price breakdown shown above is for a single garage.
Try our flat roof cost calculator no email or signup required.
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.
Our breakdown of the flat roof costs are for a single garage roof.
This is down to the different materials that are needed within.
Finally there is also ongoing costs to consider for maintenance and repairs.
Type of green roof.
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.
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.
As you begin to calculate various costs you will see that the cost is a result of the interplay of many different variables including roof area in terms of footage measurement of any roof extras like.
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.
For example the delivery cost per pallet decreases as the number of pallets needed increases.
All these come at an extra cost.
The best part of a roofing calculator is that it offers a free insight into the total cost of the replacement roof project on a sq ft basis.
Based on your inputs the calculator will automatically adjust cost m2 up or down for smaller jobs.
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.
A double garage with a 3 layer system and new decking usually costs around 2000 00 inc vat.
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.
Overall we estimate that the average cost for a roof replacement in the uk will come in at around 5 000 to 6 000.
The type of green roof system plays a part in the cost per m2.
Even though green roofs are low maintenance they still need some care and attention once a year to continue preforming at their best.
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.
The cost will vary with the green roof system and the particular situation.
