New answers tagged geotechnical-engineering
2
votes
Accepted
Brainstorming - Is it practically possible to modify Air Earth Tunnel and Geothermal Heating & Cooling Sytem
A technique used for many years.
Search for "puit canadienne" - at least that was where I started when I was designing the one we put in in Switzerland.
put 30m of pipe (3 tubes 25cm ...
- 16k
Top 50 recent answers are included