The key features/modifications for the Chiller plant upgrade included:

• One (1) 120 Tons High Efficiency air cooled chiller (In place of an existing 270 Tons Chiller)
• Four (4) Calmac Ice Storage Tanks
• Three new (3) VFD pumps.
• New 2-way pressure independent Control Valves in the chilled water distribution
• New piping, valves and accessories for a series, parallel and combination chiller plant operation.
• Integrated chiller plant master EMCS including control valves, metering, control devices etc.
• Demand response arrangement with a 3.5 cents/kWh OFF PEAK rate.

The key features to the redevelopment included:

• Energy efficient lighting (30% of the MNECB values)
• A central energy recovery ventilator
• High performance building envelope (R30 roof and R20 walls)
• Low flow faucets reducing domestic hot water usage
• Water-source heat pump system in the building allowing recovery of heat during times of coincident heating and cooling demand, and allowing lower water temperatures for distribution to the suites
• A central ground source heat pump plant to utilize geothermal energy for space heating and domestic hot water 
  preheating.