air change

Isaac Kremer/ November 21, 2025/ / 0 comments

The replacement of the volume of air contained within a room with an equivalent volume of fresh air within a given period of time. The term air changes-per-hour is often used to specify ventilation standards. (Ching, 1995)

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About Isaac Kremer

IsaacKremer.com is the personal website of Isaac Kremer, MSARP, a nationally recognized leader in the Main Street Approach to commercial district revitalization with over 25 years of experience. Kremer, New Jersey's first certified Main Street America Revitalization Professional (MSARP), has served as founding executive director for organizations like Experience Princeton and the Metuchen Downtown Alliance, which won a Great American Main Street Award under his leadership. He recently became director of the Royal Oak Downtown Development Authority in Michigan.

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