[Useful MustHave] (4 pack) Magicfly Magnetic Vent Cover is practical for blocking the air from passing through metal vents on wall or floor and reducing noise.
[Economical & Healthy] It helps to save money on your electricity bill by not heating or cooling unused spaces. It prevents strong airflow that blows directly on you, offering more comfortable and healthy environment for you.
[Premium Materials] High quality magnet sheet and PVC surface, safe and non-toxic, won't do harm to you and your families. Strong magnet ensures long-time uses and it can withstand up to 160 degrees Fahrenheit.
[Easy to Install] Just remove the wrapping paper and stick it to wherever you want. Each pack (Size: 12" x 5. 5") can be cut for a custom fit. Please measure the size of your needs before trimming.
[Multifunctional] It can be applied on any metal air vents, suitable for HVAC at home, in the office, on RVs and boats. Note: not for ceiling vent applications.