John Siegenthaler, P.E.

Using schematics and narration to describe system operation helps ensure system longevity.

Good system documentation adds value to projects.

A simplified design for cordwood gasification boiler systems.

A simple circuit to coordinate fresh air dampers.

Designers need more information on “nubbed” foam insulation panels.

Anyone who has worked on the technical side of the hydronics industry has used terminology such as: pressure, differential pressure, head and head loss. These terms all have legitimate and specific meanings.