49+ Magnetic Fireplace Vent Cover PNG. Even if you are using a product to block the warm air from going up your chimney. Magnetic fireplace vent covers are the most common kind of airtight vent covers.
Just place a magnetic sheet vent cover over any steel wall vent.
We manufacture magnetic vent covers to put on your furnace heat register or air conditioning vents to block air in rooms not used to conserve energy and save money on utility bills. Magnetic fireplace vent covers are the most common kind of airtight vent covers. Place this set of two magnetic fireplace vent covers over your fireplace vents to help conserve energy and save money. This is the quickest fireplace draft stopper there is!