While exposed ceilings in office interiors lend a spacious, open feel, this trendy architectural feature has created a new challenge: finding a viable return air path. Plenum ceilings use the area ...

Air movement plays a crucial role in all aspects of controlling an indoor environment via HVAC. Everything from comfort to IAQ depends on air being moved by the system. Following are three diverse ...

Description: This plenum fan features a direct-drive fan with the wheel connected to the motor shaft. With no fan shaft bearings or belts to maintain, it is ideal for array applications in air-handler ...