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Overcome the Challenges of Measuring Air Handler Filter Pressure Drop

Overcome the Challenges of Measuring Air Handler Filter Pressure Drop

by David Richardson | Dec 26, 2017 | David Richardson, Home

Air filters create resistance to airflow that can reduce a fan’s ability to move air by up to 50%. You can evaluate the filter’s impact on airflow by measuring the pressure drop over it. It takes less than a minute to do. It is often the diagnostic test that...
Total External Static Pressure and the Two-Piece Air Handler

Total External Static Pressure and the Two-Piece Air Handler

by David Richardson | Dec 8, 2017 | David Richardson, Home, Technical Blogs

What makes modular or two-piece different from their single-piece cousins when it comes to measuring total external static pressure (TESP)? In this article we’ll examine the differences and discuss how to measure TESP correctly. “As-Shipped” The “As-Shipped”...

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