System Components are Often Overlooked Air filters, hydronic coils, and evaporator coils are the most often overlooked components in a duct system. It’s easy to miss their resistance to airflow when calculating the required duct sizing...
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Wildfire smoke has become an unwelcome annual guest across much of North America. It’s become so prevalent that one analysis of 2023 wildfires found that the average American resident experienced nearly 150 days of complete wildfire smoke...
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Last week, an unprecedented heat wave plagued most of the country. I thought back to my contracting days and remembered the unpleasant feeling of stress that came with having more work than I knew how to handle. It was almost worse than the...
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If you measure airflow and HVAC system performance, it’s only a matter of time before word gets out about the services you offer. Don’t be surprised when an unhappy homeowner calls you in to test and diagnose issues in their home on...
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DUBLIN “U.S. Indoor Air Quality Market” report has been added to ResearchAndMarkets.com’s offering. The U.S. Indoor Air Quality Market was valued at $10.5 billion in 2024 and is projected to reach $12.9...
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Last month, we discussed how many Air Upgrade projects fail during the handoff from sales to installation. This month, we’ll wrap up the Air Upgrade series with how to verify an Air Upgrade works as intended. We’ll also discuss how...
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I started my HVAC career in the late 1990s, working in the western suburbs of Chicago. At that time, ventilation was mostly found in the commercial world. Residential homeowners who wanted outside air, opened their windows. Some homes had...
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NEW YORK — The global indoor air quality (IAQ) solution market size is estimated to grow by USD 13.9 billion from 2025-2029, according to Technavio. The market is estimated to grow at a CAGR of 6.9% during the forecast...
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First, start pressure profiling your customer’s existing equipment and ductwork, then measure or plot the fan airflow. This needs to happen on ALL sales calls. I know what you’re thinking: my salesperson doesn’t own a drill...
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Another way to improve consistency is to add Project Areas. Each area is a specified location in your shop that includes everything needed to complete an Air Upgrade project. As a project’s materials are pulled or delivered, they are...
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I have an open staircase to the basement, which allows return air to flow back to the air handler. I have noticed the dust doesn’t stay entrained in the air long enough to make it back to the MERV 16 filter. Another problem is that the...
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