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Welcome to HVACDDC.com, a resource for information on HVAC Direct Digital Control systems and components.

Fundamentals of HVAC DDC

Newly expanded and revised. The Fundamentals of Direct Digital Control, written by Frank Shadpour, PE contains tons of detailed information on the most common HVAC DDC Controls technologies, components, and systems.

HVAC DDC FAQ

The HVAC Direct Digital Controls FAQ has answers to many of the common questions regarding HVAC Direct Digital Control. It is an information source for those interested in learning more about HVAC DDC Control Systems and Components.

UCSD Extension Classes

Home to UCSD Extension's Courses in HVAC Systems and DDC Controls. Learn about the classes taught by the author.