How Do You Know if You Need a Blower Door?
One of my favorite HVAC Technicians, Chris Hughes, once told me a story about a difficult...
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Tag: Pressure Testing
Don’t Pressurize Your High-Performance HVAC Customers
A few years ago, my brother bought a new construction home near New Orleans, LA. He was nervous...
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The Impact of Duct and Air Flow Adjustments
Less than a decade ago, Austin Energy explored the savings that could be harvested by adjusting...
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Why Every Salesperson Should Learn How to Test
We commonly hear from contractors that salespeople are not techs and they don’t want to learn how...
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Are You Measuring and Still Guessing?
The motto at NCI is, “If you don’t measure, you are just guessing.” However, is it possible that...
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Don’t Just Promise Performance,
Prove It!
Many of our readers and National Comfort Institute (NCI) students are familiar with our motto, ”If...
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A Lesson on the Dangers of
Improperly Positioned Ribbon Burners
In the early days of my career in the HVAC Industry, I intended to just sell combustion analyzers,...
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The Path to Performance: Part Two
Static pressure is the first step on the PATH (Pressure, Airflow, Temperature, and Heat) to...
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Evaluating and Correcting Evaporator Performance
Why do you need to measure static pressure? None of the other contractors who quoted me a new...
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Duct Traverse: The Right Tool for the Right Job
Performing a duct traverse is a fundamental skill that air balancers need to master. It’s...
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