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Blog Title: How deep should be the trenches for horizontal loops in geothermal heat pumps?

Main Que: How deep should be the trenches for horizontal loops in geothermal heat pumps?

  • Category:
  • Query By: Dan Kingley (Portland, OR)
  • Date: 09/15/2016

Answer: They are two to three meters deep. Horizontal design is a good option if enough space is available around the house. They are suitable for suburban areas and new constructions. It uses a number of horizontal trenches. Pipes ranging from one to multiple are arranged vertically in the trench in form of loops. The width of trench will depend on number of pipes.

  • Replied By: L. Moore (Tampa, FL)
  • Replied Date: 09/18/2016