Case Study Purdue Saves $400,000 per Year by Replacing its Central Lab Vacuum System By Peter Coffey VACUUBRAND, INC. Summary: By investigating the origins of its high water costs, Purdue University discovered an opportunity to save some $400,000 annually in water and energy costs by replacing the central laboratory vacuum system in their Biochemistry building. The technology solution further offered the university the flexibility to tailor vacuum supplied to the needs of individual labs, and the significant advantages in adaptability of the vacuum utility over time as needs change with budget and scientific priorities. THE PROBLEM: In 2012, Purdue noticed that their water and sewerage costs for their Biochemistry building alone were running over $350,000 a year. As they inve

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