Fairfax County Government Phase 1

Guaranteed Energy Savings Contract

This project is an ongoing Guaranteed Energy Savings Contract with the government of Fairfax County, Virginia. It is the first phase of a project with this governmental body that included the Technical Energy Audit (TEA) of two fitness/recreational “RECenter” facilities. The final Energy Conservation Measures selected by the County were designed and subsequently bid to local contractors for implementation in Spring of 2022.

Project highlights include the following:

Cub Run RECenter

  • New 9 million BTU hot water plant with new condensing boilers, pumps, and variable frequency drives (VFDs)
  • Hot water plant renovation includes decoupling of hydronic and domestic water systems for greater control and increased energy savings
  • New heat recovery chiller system to recover waste energy and utilize it to heat the building’s two indoor pools
  • Central plant control upgrades and advanced energy saving operational sequences

South Run RECenter

  • HVAC upgrades throughout the facility, including new pool dehumidification units, packaged rooftop units, and variable air volume (VAV) systems
  • HVAC system upgrade from constant volume to high-performance VAV system to maximize energy savings
  • New Building Automation System (BAS) for all HVAC equipment in the facility