When it comes to duct work, there’s lots of discussion kicking around about them being substantially undersized. Here’s a two-minute test that can check the size and performance of your duct system. The instruments are inexpensive and it takes less than 10 minutes to...
Airflow. It’s in our ventilation sytems. It’s the media through which our weather works. Off the South-Eastern coast of the United States, bounded by Miami (in Florida), San Juan (in Puerto Rico), and the north-Atlantic island of Bermuda, is an area known...
or So what exactly is combustion energy and heat transfer anyway? This article is based on more than 30 years of field testing, measuring, and auditing equipment performance. Although some of the information requires interpretation, it’s still based on proven field...
Like blood pressure in humans, static pressure impacts HVAC systems, positively or negatively, depending on what that pressure is. We all know that high or low pressure is bad for human health. The same is true when it comes to building static pressure as well. Taking...
When you want to achieve the highest energy efficiency possible, HVAC equipment must be tuned properly, gas pressure and input most likely need to be increased. It’s also important to make sure the necessary airflow is available before any adjustments are made. But...
What if you could offer your customers a system efficiency option of 57%, 78%, or 93%? No, this is NOT equipment-rated efficiency. It’s the operating system’s field-measured efficiency after installation and verification in a home. Here’s a sample...
