Best Magnetic Vent Cover

It seems that even brand new homes suffer from a common problem: air vents don’t close all the way. Or perhaps it’s more accurate to say that the dampers on your air vents aren’t forming an airtight seal. This can be a problem in particularly drafty homes or of you have trouble maintaining a stable temperature when your heater or air conditioner is not running. Luckily, a magnetic vent cover can solve this problem.

In fact, a lot of people find that they have to run their central air or heating system more often because so much warm air is escaping their home through the vent registers in the winter and an obscene amount of cold air is escaping in the summer. But the good news is that there is an effective and affordable solution. And that solution is magnetic vent covers. Read on to find out all about the benefits of these simple accessories and to hear about the best magnetic vent covers available today.

Best Magnetic Vent Cover Comparison Table

BEST PRICE

  • Can be trimmed to size
  • Very easy solution to air vent seepage
  • You get three covers for a very affordable price

OUR PICK

  • Works well on vertical vents
  • Great for concentrating air flow to a specific room in your house
  • They can be altered to match any room

ALSO GREAT

  • They can be cut to size with scissors
  • White outer layer
  • Comes with a 3 month guarantee

Top Magnetic Vent Cover Reviews

1. Accord AMAGCOV815 Magnetic Vent Cover

A magnetic vent cover essentially block off all air from going into out out of your wall or floor vent registers. And this Accord pack of three magnetic vent covers forms a strong bond with steel vent registers. Each vent cover in the pack is 8 inches tall and 15 inches wide so they can cover larger size central heating and cooling vents.

But what about if your vents are smaller than that? That’s not a problem because these magnetic vent covers can be cut down to size with a pair of scissors. The magnetic strip on the underside of these covers forms a tight bond with steel so they can even be used on vertically mounted vents. The outer layer is a plain white color so it won’t clash with your décor. Overall this is a great product for preventing air to seep from one room of your house to another.

2. Deflecto Available Magnetic Vent Cover

Theis Deflecto AC vent cover pack is a great choice when you want to strengthen the flow of air to particular rooms in your house. The pack comes with three 8” x 15” magnetic covers that also feature a white outer layer. Speaking of the outer layer, it is made of a material that can be painted or matched with wallpaper to go with the color or style of any room in your house. These magnetic vent covers are ideal for floor vents and aren’t recommended for ceiling vents.

Once again, you can cut these vents with a pair of scissors to match the exact size of your vent registers. They are thick enough to form a tight seal that prevents air from escaping the vents but still thin enough not to be a disturbance underfoot. You can even use these covers to prevent down drafts on stove ranges.

3. Muscle MagVent Magnetic Vent Cover

If you are looking for a strong magnetic vent cover that is suitable for larger vent registers, this Muscle MagVent pack may be the best choice for you. First of all, they are wider than the first two items on the list. They are 5.5” wide instead of 5 inches – not a huge divergence but it can make all the difference when you have slightly larger vent registers. And the bond on these magnetic covers is very strong. They provide strong coverage and air blockage for ceiling, wall and of course, floor vents.

In fact, you can blast your AC or heater at max capacity and these magnetic vent covers won’t blow off. That’s because they are thicker than your standard covers. The magnetic strip is 2mm thick and features a high concentration of Ferrite which makes them more magnetic. They are even strong enough to stick to vents that have been painted.

The Benefits of Magnetic Vent Covers

You can essentially make your old central heating and cooling unit more efficient with magnetic air covers. By closing off vents in rooms you aren’t in, you can strengthen the flow in rooms that you do inhabit. They can also be detached and reattached very easily and without any paint or vent damage. 

What to Look for in Magnetic Vent Covers

  1. Strength – You have to make sure that the magnetic strip is strong – especially if you have painted vents.
  2. Size – Make sure that the covers you are considering buying will fit over the vent registers in your home. 
  3. Ferrite Content – A high Ferrite content will help the covers adhere firmly to more vent surfaces.

Frequently Asked Questions

Do magnetic vent covers work?

They work if you want to make your HVAC system more efficient and keep warm/cold air from escaping your home. 

Is it dangerous to cover a vent?

It’s not dangerous. But it may build up air pressure in your vents which may put more of a strain on your central system.

Are vent covers necessary?

If you want better air flow in certain rooms of your home, magnetic vent covers offer an affordable and easy solution. 

Final Words

Using the best magnetic vent cover can actually save you money on your monthly heating and cooling costs. They form a tighter seal than dampers alone and can lock in warm air in the winter and keep cold air from seeping back into the vents in the summer. 

Magnetic vent covers also allow you to concentrate warm or cold air from your central system to specific areas in your house. They are effortless to use and reuse in different rooms too. And you are sure to get great use out of yours if you start your shopping with the items on the list above.

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