Q: How long should this air cleaner cell last? Is this a brand new, unused item?
A: According to the manufacturer, there are too many variables, including, but not limited to : environment, improper or no maintenance, and excessive voltage to specify a life span.
Q: How long before we replace the air cleaner cell?
A: The air cleaner cell should be cleaned at least once a year. For a list of circumstances under which it should be changed, please see page 18 of the following manual: