Complete upgrade of the mechanical room supporting National Grid’s50,000 ft2 Main Office Building. 4 air handlers of approximately 30,000 cfmeach were replaced, 4 modular chillers were replaced, chilled water andcondenser water pumps were replaced and re-piped. A heat exchangerwas added to the system to separate the existing geothermal well waterfrom the building’s condenser water to solve the existing issue of brokenand blocked condenser water coils. The motor control center wasupgraded, and HVAC controls were upgraded from pneumatic toelectronic. The project was designed to be completed in 4 phases overseveral years to continue full office operation during construction andmeet the clients’ budgetary goals.Principals of New York Engineers performed this project while at previousfirms including Joseph R. Loring and Associates and HKA.For more information on this project, please visit us here