10 Best Window Insulation Kits 2021

Gareth Otwell Reviewed by Gareth Otwell | Last Updated:

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

284351 by Duck

  • Dimensions: 9.3 x 8.1 x 1.5 inches
Duck MAX Strength Heavy Duty Insulating Film Window Kit
  • Insulates up to three 3 feet by 5 feet windows to block drafts
  • Kit includes: heavy-duty film and window kit tape
  • Easy to install
  • Removes cleanly at the end of the season

Duck Brand Indoor 10-Window Shrink Film Insulator Kit – 💲 Best Budget Window Insulation Kit

281506 by Duck

  • Color: Clear
  • Weight: 0.6 pounds
  • Dimensions: 9.5 x 6.5 x 2.1 inches
Duck Brand Indoor 10-Window Shrink Film Insulator Kit
  • 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

3M Indoor Window Insulator Kit

2141W-6 by 3M

  • Weight: 0.48 pounds
  • Dimensions: 1.4 x 9.8 x 8.7 inches
3M Indoor Window Insulator Kit
  • Saves energy and reduces heating costs
  • Reduces condensation and prevents frost buildup
  • Quick and easy installation
  • Fits five 3'x 5' indoor windows

Frost King V73/9H Indoor Shrink Window Kit 42 62-Inch

V73/9H by Frost King

  • Weight: 1 pounds
  • Dimensions: 3 x 3 x 3.3 inches
  • Warranty: Limited Lifetime Warranty
Frost King V73/9H Indoor Shrink Window Kit 42 62-Inch
  • This product adds a great value
  • Product is highly durable and very easy to use
  • This product is manufactured in China

Duck 281068 5 Window Insulation Kit

281068 by Duck

  • Dimensions: 2.2 x 9.4 x 8.1 inches
Duck 281068 5 Window Insulation Kit
  • 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

3m Window Kit 84" X 237"Film

2149 by 3M

  • Dimensions: 4.8 x 9.8 x 8.8 inches
3m Window Kit 84" X 237"Film
  • 84" x 237" film
  • 1/2" x 1008" tape
  • Insulates a 6'10" x 19'7" door or window
  • Clear as glass
  • Shrinks wrinkle free

Frost King V76H Shrink Window Kit 84-Inch by 110-Inch

V76H by Frost King

  • Color: Clear
  • Weight: 0 pounds
  • Dimensions: 9 x 9 x 2 inches
  • Warranty: Limited Lifetime Warranty
Frost King V76H Shrink Window Kit 84-Inch by 110-Inch
  • This product adds a great value
  • Product is highly durable and very easy to use
  • This product is manufactured in China

Magnetic Window Insulation Kit – 👑 Premium Pick

by NeatiEase

  • Color: White
  • Dimensions: 11.8 x 11.8 x 2 inches
Magnetic Window Insulation Kit
  • 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.

Frost King Window Heavy Duty Shrink Window Insulation Kit 42-Inch/62-Inch

V83/3 by Frost King

  • Color: Clear
  • Weight: 0.58 pounds
  • Dimensions: 1 x 8.9 x 8.3 inches
Frost King Window Heavy Duty Shrink Window Insulation Kit 42-Inch/62-Inch
  • Heavy-duty 3 PK insulation window kit
  • Film is twice the thickness (1.5mm)
  • Tape is 5/8in wider compare to regular Frost King window kit tape - 1/2in wide
  • Stronger and more durable alternative
  • Ideal for homes where children/pets may come in contact

Frost King Extra Large Window Insulation Kit

v75/2 by Thermwell

  • Weight: 17.7 pounds
  • Dimensions: 10 x 7 x 3 inches
Frost King Extra Large Window Insulation Kit
  • Easy to install
  • For indoor use
  • Seals out drafts and dust
  • For patio door or large windows
  • TAPE INCLUDED

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