Dr. Preston L. Williams Jr. Elementary School HVAC/Electrical Renovations

This Project consisted of removing the existing hot water piping system, installing new hot water piping and boiler, installing a new chilled water piping system and chiller, providing new room unit ventilators with cooling, installing a new DDC temperature control system and upgrading the existing electrical service. The project also included a completely new roof.

Services Rendered: HVAC and Electrical.

Project Features:

  • Project was constructed in two phases.
  • Direct primary chilled water piping system.
  • Hybrid boiler system consisting of one condensing boiler and two non-condensing boilers.
  • New DC temperature control to replace existing pneumatic system.
  • CO2 demand control ventilation.
  • Variable speed pumping for both hot and chilled water systems.
  • All new insulated hot and chilled water piping systems installed in existing  perimeter tunnel system.
  • 200-ton packaged R-134A air-cooled Chiller.