A few weeks ago, we were in Greensboro, NC providing a dual-certification training (BPI Analyst + BPI Heat Pump Professional) to a group of HVAC
Before jumping into the ASHRAE 62.2 options for existing homes, make sure you’ve read and understand how to calculate the airflow requirements for new construction,
Manual-J Heating and Cooling Load Calculations Manual-J is the name for a specific protocol (often called “Heat Load Calculation” or “Cooling Load Calculation“) used to determine
If you’re installing an HVAC system based on Manual-J sizing calculations, how do you know what size the ducts need to be for each room?
The authors of ASHRAE 62.2 believe that people need to breathe. And people perform best when the air they breathe is clean, high in oxygen and low in carbon
Manual-J’s Required. 42 states have adopted codes equivalent to the 2009, 2012, 2015, or 2018 International Energy Conservation Codes (IECC). As a result, 29 states
Here’s how to satisfy ASHRAE 62.2 when using a supply-only system. The following are two examples of how to set things up, depending on what
I’ve been consistently delivering design work with Wrightsoft’s Rightsuite for over 15 years at this point. When I first learned to use the software, I
