She doesn’t see Facebook, so doesn’t see public service reminders to keep furnace exhaust vents clear during a blizzard. Whether she doesn’t know or can’t physically manage to keep vents clear doesn’t really matter. But we really need to have The Vent Talk with rural elders trying to age in place. Also on the front are intake and exhaust vents for an air to air heat exchange unit and the range hood. And there’s an exhaust vent for a dryer, if we had one instead of using a clothesline.