SEAL360 Magnetic Vent Covers (2-Pack), Pockets for Complete Seal, 9.5″ X 16″ (White) for Floor, Wall, or Ceiling Vents and Air Registers, for RV, Home HVAC and AC Vents, Vent Not Included-Fast Shipping

Description

BOOST air to the rooms you need it

BLOCK air in unoccupied rooms

SAVE MONEY- heat and cool only the rooms you use

NO AIR GAPS- The only cover that conforms to the vent damper creating a COMPLETE SEAL

WARNING Not all metal vents are magnetic. Not for aluminum/high vents. See listing pic 5 for details