San Diego

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Energy-Efficiency Measures & Environmental Enhancements

The human and operational benefits make the project a win-win model of efficiency for the city. Before its "green" renovation, a sister building to Ridgehaven paid an average monthly utility bill of $10,750. The "green building," with its energy efficient retro-fit pays just $3,750.

  • Replacing the water-source heat pumps used for heating ventilating and air conditioning (HVAC) with high-efficiency units.
  • Adjustable speed drives for condenser water pumps
  • Direct Digital Control for HVAC to optimize equipment performance.
  • New radial fiberglass cooling towers that use a two-speed, 5 horsepower fan motor instead of the original 15 horsepower fan motor.
  • High-efficiency motors for condenser water pumps.
  • Addition of high performance anti-solar window film.
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