The U.S. Department of Energy's STEP Campaign promotes the use of smart diagnostic tools that allow HVAC contractors to quickly and easily commission new HVAC systems and identify faults in existing systems. Although automatic fault detection and diagnostics equipment is available today, it is offered only in a limited number of highend products that aren’t yet costeffective for most residential homeowners. Smart Diagnostic Tools address the system performance issue at a much lower cost.

Learn more at: https://www.pnnl.gov/projects/stepca...

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