HVAC Air Filter Media

If you’ve been in the HVAC industry for any length of time, you’re familiar with complaints involving dust and dirty equipment. As a result, most technicians target the air filter first when they receive such calls. As you investigate these problems, keep in mind how the following ways reduce filtration effectiveness so you can more …
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Stacked pebbles represent stability in HVAC systems

When testing and diagnosing the operation and performance of an HVAC system, the timing and measurement are critical. Ideally, the system should be calling for full heating or cooling, and fan speed so it can reach a stable operating condition. Let’s take a closer look at what constitutes stable operating conditions so your test data …
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When it comes to ethics, I love to tell this story. I once called a plumbing service company to investigate a leak in our shower above the kitchen. They quoted me $195.00 for the work. Two hours later I had five holes in my kitchen ceiling, a messy bathroom, and no conclusive source of the …
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