On the platform the same equipment from the previous picture. On the right of the frame are air cooled condensing units for the DX cooling in a system which serves a powder processing application as well as a John Zink custom, hot and cold deck, multizone rooftop packaged air conditioner. This equipment is installed at a pharmaceutical plant in South Brunswick, NJ. The systems have steam heating coils, vortex dampers, economizers and/or fresh air intakes, and DX cooling. These systems are serviced by PDM Group personnel.