Last month, we looked at building pressure essentials to help you understand how they affect HVAC systems and customer comfort. If you remember, the building acts like a duct system and HVAC system ...

Federal energy data shows widespread HVAC installation issues, with airflow and duct design often limiting system performance during winter demand. Proper airflow is essential to system performance.

SHOW THE SKILLS: Don’t assume a technician’s knowledge level. Show them the proper testing process for repeatable results. April 17, 2020 A challenge that many companies face is getting technicians to ...

The Duluth Fire Department's annual fire hydrant testing program begins Monday continues through Oct. 29. The program will include visual inspection, light maintenance, static-pressure testing, and ...