Flue Pipe Heat Exchanger (FPHex)

  • FPHex Drawing
  • Conceptual Design

This design is a second generation Flue Pipe Heat Exchanger (FPHEX) applied in the winter months utilizing waste heat from a wood stove flue pipe to pre heat and store water for use in a residential hot water heater. There are provisions for its use as hot water storage from solar water heating panels. Fabrication is expected next spring.

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