Frost King Magnetic Vent Covers for Wall, Floor or Ceiling 5.5 inch Wide x 12 inch Long

Frost King magnetic vent covers block and seal floor, wall and ceiling metal vents to help improve efficiency. They can redirect warm air in the winter, air conditioning in the summer and can be painted, stenciled or wallpapered to match dcor. They fit large side vents and can easily be cut to size, and helps save energy. Vent covers are rectangular in shape and measure 5.5 inch wide x 12 inch long – they are magnetic and will affix to any metal vent securely.