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Poor HVAC Airflow – Part 2

In part 1 [LB1] of this blog series, we covered how the design of Heating, ventilation, and air conditioning (HVAC) systems can affect poor airflow. This discussion will focus on the devices located in the air stream of a residential HVAC duct system. These devices...

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ACCA manual j load calculations

During the 2022 Utah Legislative Session, House Bill 39 was passed and subsequently signed by Gov. Spencer J. Cox. The bill included amendments to home battery storage systems, plumbing fixture flow rates, household appliance refrigeration standards, and fire...

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Poor HVAC Airflow – Part 1

I have a room in my house which is cold in the winter and hot in the summer, I need a bigger system!” “My house isn’t cooling well so I hired a guy to put in a 5-ton air conditioner.” No, you don’t need a bigger system. You have an airflow problem. Low or incorrect...

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