To fully understand how to install a high-velocity HVAC system, one must know what it is and what it does. Basically, it is a small duct, high-velocity airflow, heating and cooling system designed to ...

Incorporating a plenum can have its design advantages, but corridors serving adjoining areas of health care occupancies are prohibited from being used for a portion of an air supply, air return, or ...

With Cat. 5e or Cat. 6 cabling now being installed in most new construction projects, some changes in installation methods are in order for slab-on-grade floor boxes with communication outlets.