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The Imperial Magnetic Vent Cover is a flexible magnetic sheet that sticks over a metal floor, wall or ceiling register to block or redirect airflow. It measures 5.5 by 12 inches and comes as a two-pack, so it suits closing off a couple of vents in unused rooms. It is a simple, low-cost way to stop heating or cooling a space you don't use, but it only grips steel registers, not plastic or aluminum ones. Owners report mixed results: it holds well on flat steel grates but can slide, curl at the edges or fail to seal on textured or slightly recessed vents.
In stockSold by Rugrats Flooring Inc.Returns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.
Ratings average around 3.4 out of 5. Buyers who have flat steel registers say the magnets hold and the covers do their job; others report weak grip, curling edges and poor sealing on certain vents.
This magnetic vent cover seals metal register vents to help conserve energy. It directs airflow where it is needed most.
The cover also keeps small objects from falling through the grates. It is rectangular and white, and it comes as a 2-pack.











