Submitted by The_Nevster t3_11yg840 in LifeProTips
whatupmyknittaz t1_jd7j0vr wrote
Clean or change your furnace filters at least once a year
dasoomer t1_jd7jg21 wrote
Try 2-4x a year
Bryan_Mills2020 t1_jd7xiv0 wrote
That depends on what kind of filter you have.
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