Modernizing Existing Chiller Plants

Modernizing Existing Chiller Plants

There are many good reasons to replace aging chiller plants in the nineteen-nineties. Unfortunately, very few installations were straight-forward in execution because the designers of the origi­nal structures rarely considered the necessity of replacing these machines...
Grand Central’s Restoration

Grand Central’s Restoration

For more than three generations, the vast, marble concourse of New York City’s Grand Central Termi­nal has been a cross­roads for commuters, travelers, and sightse­ers. But the mechanical systems that heat, ventilate, and air condition the railroad station-while...
A Silent Performance at Carnegie Hall

A Silent Performance at Carnegie Hall

A client insisted that the new air conditioning system for the acoustically and visually splendid hall be noiseless and invisible. The engineers complied. Almost a century after its original opening, Carne­gie Hall has made a stunning second debut. Ever since...