This is my first post and looking for help.
I am about to start a new build on very tight spot. Diff to use solar panels as plot is surrounded by preservation order trees in conservation area. There is abolutely no available ground for loop sytem.
 
Mining area with chalky soil
 
How much will be the cost if we ude pile foundation for heat source
hose is 270sqm with half size basement.
 
we are burrying the rainwater harveting under two carport.
If you are a installer pl contact me via forum
Thanks