Best Window Insulation Kit

7 best window insulation kit Buying Guide 2021

Best Window Insulation Kit are an affordable resolution to cut the price of your power invoice and make your private home much less drafty. Whenever you can’t afford to replace home windows, they’re an excellent choice to improve ones that aren’t power efficient.

Most window insulation kits work the identical approach: you place a sheet of heat-shrink plastic or different insulating materials on the window panes with double-sided tape or magnetic strips so as to add a layer of insulation. The perfect window insulation kits are simple to put in and supply an efficient barrier to drafts. Home windows which were handled with insulation can’t normally be opened, that means these kits are a seasonal resolution to drafty home windows.

Learn on for purchasing issues when deciding on the sort of window remedy, and to be taught why these are among the best window insulation kits accessible.

Our Top Picks – Best Window Insulation Kit

The next suggestions are among the many best window insulation kits available of their respective categories.

  • Duck Brand Indoor 5-Window Shrink Film Insulator Kit
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Safety with no blockage of the light is what the Duck Indoor Film Insulator Kit guarantees. It’s appropriate for 5 home windows that measure 3′ x 5′. The crystal clear movie lets you hold your room protected from chilly drafts and still benefit from the daylight. The equipment additionally consists of loads of double-sided tape, so you possibly can safe the movie in place. You should utilize it to insulate home windows with varied sorts of frames. The tape is protected to make use of on completed or painted wooden, in addition to on aluminum or vinyl.


  1. accessible worth
  2. simple to regulate to any window dimension
  3. non-damaging for wooden/aluminum/vinyl surfaces
  4. crystal clear movie (superb to permit mild to go by means of).


  1. some buyers complained some kits got here with a decrease high quality movie
  2. extra-care beneficial when making use of the movie, for finest outcomes.
  • 3M Indoor Window Insulator Kit Insulates 5
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If you happen to’re on the lookout for the clearest window movie accessible, the 3M Window Insulator Kit has it. Very best for sealing as much as 5 home windows, this product ensures the very best outcomes, for a complete season. Made by one of the appreciated producers within the USA, this 3M equipment comes with all you want. Two rolls of dependable, double-sided tape and loads of crystal clear movie are a part of the package deal.


  1. excessive transparency film
  2. made within the USA
  3. dependable sealing (Scotch tape know-how)
  4. simple to cut and set up
  5. reduces condensation
  6. power environment friendly (will increase warmth retention by 90%).


  1. some buyers complained about damage to the wooden paint.
  • Indoor Shrink Window Kit 42 62-Inch
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A window insulation equipment with a lifetime guarantee appears like the true deal. The Frost King V73/9H Indoor Shrink Window Kit is strictly that. Made to boost warmth retention with as much as 35%, the package deal is sufficient for 9 normal dimension home windows. The wrinkle-free insulation offered reduces warmth loss and drafts effectively. Inexpensive and dependable, this equipment is super-easy to put in on steel, vinyl or any wooden body.


  1. simple to put in
  2. durable and energy-efficient
  3. lifetime guarantee.


  1. some clients declare the tape doesn’t stick properly.
  • Duck MAX Strength Heavy Duty Insulating Film Window Kit
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For heavy-duty insulation, depend on the Duck MAX Strength Window Kit. Sturdy, highly effective and simple to use, it’s the only option for indoor use (three home windows). Hold drafts and chilly out of your private home, whereas profiting from daylight. You get nice insulation and still hold the window visibility. If in case you have pets or toddlers round the home, the puncture-resistant shrink movie is what you want. Price range-friendly, this window insulation equipment lets you put it on and take it off with ease in any season.


  1. high-efficiency
  2. sturdy and thick
  3. puncture-resistant movie
  4. price range pleasant possibility
  5. simple to put in and take away.


  1. tape can take away body paint if left for too lengthy.
  • Duck Brand Indoor 10-Window Shrink Film Insulator Kit
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Homes with outdated home windows can let chilly air sneak in. The Duck Brand Indoor Shrink Film Insulator Kit helps you cowl as much as ten home windows, for extra consolation. The shrink movie presents full visibility on the skin, whereas the equipment tape securely seals it. Say goodbye to air leaks that make your power payments develop. Get pleasure from environment friendly heating and a comfy ambiance in your house.


  1. high-visibility shrink movie
  2. simple to put in and take away
  3. environment friendly in opposition to air leaks
  4. accessible worth.


  1. tape solely adheres properly to easy surfaces
  2. when eradicating the movie, the tape can damage the body paint.
  • LBG Products Window Air Conditioner Foam Insulation Panels
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All of the window insulation kits detailed up to now are, as you noticed, designed for the classical body. What concerning the home windows which additionally include an air conditioning unit? Listed below are our high three suggestions for you. They will help you keep away from shedding warmth whereas your air conditioner is off.

When your aspect panels go away area for chilly air to enter, it’s time for a change. The LBG Products Window Air Conditioner Foam Panels add that extra-protection you search. They are perfect for insulating or changing the damaged aspect panels of your window AC unit. Seal out noise, chilly or scorching air, mud and bugs. Set up is a breeze, because the panels are self-adhesive.


  1. versatile design
  2. superb to interchange/insulate aspect panels
  3. noise absorbent
  4. anti-vibration foam
  5. retains chilly/scorching air and pollution
  6. self-adhesive panels for easy set up.


  1. not waterproof (much less efficient in extremely humid climates).
  • Foozet Indoor Air Conditioner Cover Double Insulation
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Don’t let dust settle in your AC unit whenever you’re not utilizing it. And hold chilly air outdoors, when you’re at it. The Foozet Indoor Air Conditioner Cover Double Insulation is an ideal match. This sensible and trendy cowl supplies double insulation. The 2 stitched layers are perfect for conserving wind, bugs and particles outdoors. Holding chilly away helps cut back power prices and defend your AC unit. The quilt is able to use as quickly as you are taking it out of the field. Because of the elastic band, the sides will regulate completely to the dimensions of your unit.


  • helps hold AC unit clear
  • reduces drafts and chilly air leaks
  • supplies safety from dust, soot or insects
  • simple to put in
  • adjustable elastic band for higher becoming.


  • light shade (susceptible to getting stained)
  • inaccurate measurements for some products
  • some buyers complained about high quality management.

What to Consider When Selecting the Best Window Insulation Kit

There are a variety of things to think about when searching for window insulation kits. Window insulation kits can be found in plastic, magnetic, and reflective foil sorts. Options together with movie thickness, dimensions, reusability, and set up necessities will decide which insulation equipment is best suited on your dwelling.


There are a number of window insulation product sorts in the marketplace: plastic movie, magnetic boundaries, and reflective foil insulation.

  • Plastic film insulation kits are the best and most cost-effective solution to seal off your home windows. They use double-sided tape and a plastic movie you possibly can shrink with a hairdryer to create an airtight seal.
  • Magnetic insulation kits require you to put in magnetic strips across the window, then minimize the movie to match. They are often more difficult to put in than plastic movie kits, and the magnets typically create a less-than-airtight seal.
  • Reflective foil insulation kits use shiny steel insulation to maintain drafts out. They aren’t clear, so that they block mild, and their effectiveness will depend on the seal, which could be difficult to get proper. These insulation kits are usually pricier than plastic movie and magnetic choices.


Home windows are available in all sizes, so search for kits with sufficient movie to cowl your home windows. Most kits include sufficient plastic sheets and double-sided tape for sealing a number of home windows. It’s important to know your home windows’ dimensions so that you’ll know which equipment will work on your dwelling.

Air Lock

Best Window Insulation Kit work by creating a lure for air between the window and the film. That lure known as an airlock. Double-sided tape, which holds the film in place on the window pane, will allow you to create an airlock. By urgent the film firmly onto the tape, you’ll create a powerful bond that retains drafts out.

Film Thickness

To create a long-lasting seal, you want sturdy movie. Sturdiness is usually an element of the film’s thickness. Thicker film presents extra resistance to punctures from children or pets. It’s additionally simpler to use appropriately and set up an excellent seal. Thicker movie additionally does a greater job of insulating your home windows. Normal window movie is about .7 millimeters thick, whereas heavy-duty film could be as thick as 1.5 millimeters.

Number of Home windows

Some properties have just one or two actually drafty home windows, whereas others have a slew of them. Choose a equipment that has sufficient movie to cowl your entire drafty home windows  Many kits are available in multipacks that may cowl as much as 10 home windows. They arrive with sheets of movie you chop to dimension, so you might have the protection for each window in want of insulation.


Window insulation kits are supposed to be non permanent options to drafty home windows. The excellent news is that almost all of those kits are reusable, so that you received’t have to purchase a brand new equipment yearly. Movies with .7 millimeters or thicker could be peeled off the double-sided tape, folded up and saved when winter is over. The double-sided tape received’t be reusable, however a roll of double-sided tape is cheaper than a houseful of window kits.


The perfect window insulation kits are efficient, reasonably priced, and simple to put in. You’ll be able to set up most kits by putting double-sided tape across the perimeter of the window jamb. You’ll then stick the window film to the tape. On the backside of the window, connect the movie to a piece of tape on the sill, making a seal. Warmth the movie with a handheld blow dryer to create a clear airtight seal, free from wrinkles.


If you’re on the lookout for a cheap approach to assist retain the warmth in your house, strive  Best Window Insulation Kit. They enhance the power efficiency of your heating course of by blocking warmth from exiting your home windows through thermal transmission. Designed for straightforward set up, you’ll discover you may wish to purchase some further heavy responsibility tape, because the tape included with most window insulation kits is slightly weak.


How Effective is Plastic Window Insulation?

Considering a recent study, plastic window insulation can retain 55% of the warmth in your home in winters. However, it is important that you keep the plastic airtight and sealed at all times to ensure a warm home with the temperature regulated so as to make the plastic window kit effective.

Will Plastic on Windows Stop the Sweating?

Yes, the plastic on the windows can essentially reduce the perspiration to some extent; however, if the window is moist from the inside, it means that there is humidity inside the house, and your home needs ventilation. But if there’s a hole or tear in the plastic, it can lead to condensation issues quicker.

How Do Window Insulation Kits Work?

These kits use a coating of insulation, which is essentially a film over the interior side of the window. It is a cheap solution to eradicate drafts effectively and is quite durable and long-wearing. It also lets in sunlight to warm the house and creates a barrier for cold air.