Top 10 Window Insulation Kits (April 2024)

Duck MAX Strength Heavy Duty Insulating Film Window Kit – ⭐ Best Overall Window Insulation Kit

284351 by Duck

281506 by Duck

Reduce your energy costs by insulating your windows
Crystal clear film heat shrinks to seal out drafts and cold
Contains 62 x 420" of crystal clear film and 1/2-inch by 168-feet (2016") roll of double-sided tape
Helps increase energy efficiency - Home Smart and Earth Friendly
Kit insulates ten 3' x 5' windows

V73/9H by Frost King

2141W-6 by 3M

281068 by Duck

Kit includes one roll of premium shrink film and window kit tape
Once applied, shrink film is trimmed to size - no measuring needed
For best results use on clean and dry surfaces, including painted or finished wood, aluminum or vinyl
Tools needed: scissors and hair dryer
Easy to install and remove

V76H by Frost King

【HIGH DENSITY FOAM INSULATION】-Closed cell draft tape,moisture proof,weather proof,corrosion resistance,shock-absorbing,sound insulation,anti-skidding,Reduce the noise from outside and the sliding door slamming,give you a quiet and comfortable living environment.
【SAFE MATERIAL WEATHER STRIPPING】- Environmentally friendly EVA window seal,high resilience,flexible enough,non-toxic.
【STRONGER BACKING GLUE】-This self adhesive foam weather strip use strong single sided adhesive,but easy to remove and no residue,non-degumming,adhesive to various materials.
【WIDELY USED】-The closed cell strip insulation is widely used in various door and window seal,furniture,electrical cabinets,cars,speakers,toy,handicraft,DIY,sports equipment,door frame seal, or use as hat size reducer foam tape.Making your life more convenient.
【EASY TO INSTALL】-The window seal tape strip is easy to customize and cut to size with scissors or blade,and bend easily into any shape.(Single:19mm*3mm*5m)

2149 by 3M

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.
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.)
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!
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, two bags of accessories and an instruction manual. No extra maintenance needed. This is a good one-time affordable investment.

[✔Universal Design]：Air Conditioner Side Insulating Panels design to cover your broken original panel or work as replacement,these Panels fit most of window units, 5000 - 22000 btu
[✔Keep House Comfortable]:Work like a window seal,seal out dust, pollen ,insects,heat and drafts.Foam material help reduces noise and vibrations,Keep your house comfortable
[✔Energy Save]：Help Insulates gap between AC units and window frames,keep out cold air into your house during winter and hot air in the summer,so you will reduce heating and cooling costs
[✔Durable Material]:The foam,anti-vibration,noise absorbing;self-stick side channels,no residue,strong adhesive