03-25-19, 07:26 AM | #8 |
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Join Date: Aug 2008
Location: Germantown, WI
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How important is it to filter household air? We have at least one air exchange with outside air per hour anyways? Honestly asking. I thought it was more about protecting the blower motor? I guess I understand if you have allergy issues, but then you're running the fan 24/7, right?
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