Best Window Insulation Kits In December 2024

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Here, we’ll review the top 10 Best Window Insulation Kits on the market today. We’ll provide an overview of the pros and cons of each product. Read on for our selection of Best Window Insulation Kits.

To help you in your search, we have completed this list of the Best Window Insulation Kits.

Top Rated Best Window Insulation Kits Of 2024

Rank	Product Name	Score
1	Duck MAX Strength Heavy Duty Insulating Film Window Kit, 3-Window, 62-Inch x 126-Inch Buy Now	9.7 Buy Now
2	Duck Brand Indoor 5-Window Shrink Film Insulator Kit, 62-Inch x 210-Inch, 286217 Buy Now	9.5 Buy Now
3	Window Door Seal Tape,High Density Foam Insulation Tape,Adhesive Weather Stripping Foam Tape, Foam Buy Now	9.1 Buy Now
4	3M Indoor Window Insulator Kit Insulates 5 - 3'x5' Windows Buy Now	8.8 Buy Now
5	Coavas Privacy Window Film Non-Adhesive Glass Film Frosted Window Film Privacy Glass Film Buy Now	8.6 Buy Now
6	Frost King Mortite Caulking Cord, 9-1/2 oz., 45' Long, Woodtone Buy Now	8.3 Buy Now
7	Air Jade Universal AC Window Air Conditioner Bracket, 160lbs, Designed 7,000 to 22,000 Buy Now	8.1 Buy Now
8	Duck Brand Roll-On Outdoor 5-Window Premium Insulating Film Kit, 62-Inch x 200-Inch, 281072 Buy Now	7.8 Buy Now
9	3M Outdoor Patio Door Insulator Kit, 7-Foot by 9.3-Foot (2174W-6) Buy Now	7.5 Buy Now
10	Magnetic Window Insulation Kit - Heavy Duty Window Insulation Film with Full Frame Buy Now	7.2 Buy Now

1. Duck MAX Strength Heavy Duty Insulating Film Window Kit, 3-Window, 62-Inch x 126-Inch

• Removes cleanly at the end of the season
• Easy to install
• Kit includes: heavy-duty film and window kit tape
• Insulates up to three 3 feet by 5 feet windows to block drafts

2. Duck Brand Indoor 5-Window Shrink Film Insulator Kit, 62-Inch x 210-Inch, 286217

• Kit insulates five 3' x 5' windows
• Helps increase energy efficiency - home smart and earth friendly
• Contains 62 x 210" of crystal clear film and 1/2-inch by 84-feet (1080") roll of double-sided tape
• Reduce your energy costs by insulating your windows
• Crystal clear film heat shrinks to seal out drafts and cold

3. Window Door Seal Tape,High Density Foam Insulation Tape,Adhesive Weather Stripping Foam Tape, Foam

• Stronger backing glue-this self adhesive foam weather stripping use strong one side adhesive,door strip insulation.
• Safe material foam tape-weather stripping for doors,high resilience,flexible enough.
• Easy to install-the foam seal tape strip is easy to customize and cut to size with scissors or blade,and bend easily into any shape. (single:5cm*3mm*5m)
• Widely used-the closed cell foam strip is widely used in various door seal and window insulation,furniture,electrical cabinets,cars,speakers,toy,handicraft,diy,sports equiments,door frame seal,ac insulation,or use as hat size reducer foam tape.
• High density weather seal tape-closed cell foam,door insulation weather strip

4. 3M Indoor Window Insulator Kit Insulates 5 - 3'x5' Windows

• Insulates five 3' x 5' windows
• Included: 5.16' x 17.5' film sheet, (2) rolls of tape, 1/2" x 27.7 yd
• Applies easily, shrinking tight, wrinkle-free and clear on glass
• Lowers heating costs and saves energy
• Increasing the r-value of single pane window by 90%

5. Coavas Privacy Window Film Non-Adhesive Glass Film Frosted Window Film Privacy Glass Film

• Privacy window film-glue free and reusable--no glue design, very easy to disassemble and reuse, just use water to apply the window film,leaving no residue. if you don't need it, please roll it up and stay in good shape the next time you apply.
• Privacy window film-how to buy the right size--for example:if you window width is 36 and the length is 78,just buy a roll of window film with a size of 35*78,this is the best choice,or buy two rolls of window film with o size of 17.7*78,any questions you don't understand can be contacted by the seller in time, and you will get fast and professional answers.
• Privacy window film-prevent glare & voyeurism--coavas window film not only can block 98% of uv rays and glare but also provide more than 95% privacy, completely block others' attention, and bring absolute security privacy to you and your family.
• Privacy window film-widely stylish application--perfectly replaces expensive and cumbersome curtains and blinds.the window film can be used on any smooth and clean surface.bathroom,bedroom,kitchen,office,glass table,mirror,etc, note: any matte and uneven surfaces cannot be used.
• Privacy window film-installation important tips--please make sure to remove the backing film.spray more water when you apply the window film.more installation steps to watch the installation video and details page.

6. Frost King Mortite Caulking Cord, 9-1/2 oz., 45' Long, Woodtone

• Brand name: thermwell
• Item dimensions: 4.5"l x 4.5"w x 0.8"h
• Item weight: 0.8 lb
• Country of origin: china

7. Air Jade Universal AC Window Air Conditioner Bracket, 160lbs, Designed 7,000 to 22,000

• Easy installation safety indoor installation, necessary hardware and instruction sheet are included in the package for your convenience, built-in bubble level allows easy angle adjustment,all installation can be done indoors
• Installation tipsthe bracket should be installed with a slight tilt down for condensate draining purpose, fits wall thickness from 4'' to 15'' with cement, wood and brick sills , not fits for hollow aluminium sills,casement windows
• Universal designthis support bracket is designed to fit most of the window a/c units on the market, also includes most of the old models,transfers the stress from the window sill to the bracket and window frame
• Durable materialheavy duty steel constructed finish with a nice powder coating surface treatment, allows the bracket to survive all weather elements, designed for long term outdoor service
• Sturdy structure simple two pieces structure with fins to provide extra strength, light weight and sturdy, max loading capacity 160 lbs.support 7,000 to 22,000 btu

8. Duck Brand Roll-On Outdoor 5-Window Premium Insulating Film Kit, 62-Inch x 200-Inch, 281072

• Kit insulates five 3' x 5' windows
• Kit includes: premium insulating film, window kit tape and alcohol wipes
• Crystal clear fi lm installs easily and requires no measuring
• Pre-taped top edge for easy roll-on application
• Easy to install and remove

9. 3M Outdoor Patio Door Insulator Kit, 7-Foot by 9.3-Foot (2174W-6)

• Saves energy and reduces heating costs
• Made in the usa
• Reduces condensation and prevents frost buildup
• Quick and easy installation
• Scotch double sided tape holds firmly between films and surfaces

10. Magnetic Window Insulation Kit - Heavy Duty Window Insulation Film with Full Frame

• Effective window insulation kit - winter window seal kit for winterizing, keep out the wind and cold, prevent heat loss. it can also keep cool air in summer when using air conditioner. indoor window insulator kit suitable for most window types, such as aluminum window frame, wrought iron grills, sliding window, casement window, bathroom/toilet window.
• Easy to maintain - for day to day use, just wipe with wet cloth to remove any dust. for cleaning, just remove the window film from the window and give it a good rinsing before installing it back onto the window to air dry!
• Environmental-friendly - window insulation kit made of the high-quality eva plastic material, high tenacity, non-defrmation, tear-resistant, waterproof, chemical corrosion resistance, safe and durable. (film can be replaced with mesh screen and it will be window screens.)
• Fits window sizes up to 72"x48" - if your window frame measures 72" x48"or less , then this adjustable window insulation kit will be the perfect fit! measure your window before ordering to be sure our kit will fit.
• Instant installation- install it in 15 minutes. package includes: one roll of magnetic tape, one roll of grooved magnetic strip, one roll of plastic strip, one piece of eva film, one bag of accessories and an instruction manual. no extra maintenance needed. this is a good one-time affordable investment.