I added a preliminary video on adding a PX slot to a points folder than how to point the folder to the graphics file. There is no audio as I will be adding that at a later time.
Team, I have relocated to New Springfield, OH, and I am serving the Ohio Valley, Youngstown, OH, and Pittsburgh, PA areas.
https://fixedusa.net/
Here are some items that have been requested recently please let me know what you would like added. My email is [email protected]
1) end-user training
2) wiresheet programing
3) difference between ball and linear valves
4) information about Visio shapes and stencils.
An Article by David Smith of HVAC.Locals.com published on January 8, 2021.
With all the use of economizers, demand ventilation, or minimum required fresh air being utilized in systems today, the possibility of over-pressurization is a real possibility.
While a slightly positive state within the building envelope is desirable in most cases, as this helps to keep dirt and odors from outside from infiltrating.
More to come soon.
Image source https://en.wikipedia.org/wiki/Positive_pressure#/media/File:Positive_Air_Pressure.png
