Q-PAC, a leader in the design and manufacturing of commercial HVAC fan systems, offers the Q-PAC Multimotor Plenum Fan (MPF), which is now covered under HCAI Special Seismic Certification Preapproval.

ST. AUGUSTINE, Fla., Jan. 28, 2025 /PRNewswire/ -- Q-PAC, a leader in innovative commercial HVAC fans, today announced the launch of the Q-PAC Multimotor Plenum Fan (MPF). Engineered to address the ...

Heating, ventilation, and air conditioning (HVAC) systems in commercial buildings can be of great assistance to firefighters, but they can also be our worst nightmare. In order to truly understand how ...

Is it a best practice to use special speaker cable for in wall runs or will the standard jacketed stuff do? I know that if it is ran through an hvac plenum it needs to be plenum rated, but does the ...