Savvy homeowners replace common household items in a timely fashion. But staying on top of such duties is no small feat.

“It’s often easy to overlook when items should be replaced in our homes,” says Beth McGee, author of “Get Your House Clean Now: The Home Cleaning Method Anyone Can Master.” “Some items should be replaced because germs collect and make them unhealthy to use or keep around,” she says, while “other items we rely on simply wear out and should be replaced on a more regular schedule to ensure safety or continuity of use.”

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