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Overview

Seal drafty windows for winter and summer. This large 63 x 400 inch kit of thickened polyolefin film covers up to 10 standard 3 x 5 ft windows and includes 2 rolls of double sided tape. The tear resistant film shrinks clear and tight with a hair dryer to block cold air in winter and hot air in summer, helping cut energy costs.

Window Insulation Kit 63 x 400 Inch Thick Polyolefin Shrink Film for Winter Fits up to 10 Windows with 2 Rolls Double Sided Tape Draft Blocker

Model: WINSL-452
Web Code: 20231841
Sold and shipped by | 4.5 seller rating (343 reviews)

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Warranty Information

Check with the manufacturer for details.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

• Large 63 x 400 Inch Film: One 63 x 400 inch sheet of film covers up to 10 standard 3 x 5 ft windows.

• Thick Polyolefin Film: Thickened polyolefin film is tear resistant and stays clear all season.

• Two Rolls of Tape: Includes two rolls of double sided tape for a secure seal on every frame.

• Block Drafts Year Round: Seals out cold air in winter and hot air in summer for steady comfort.

• Lower Energy Bills: Reducing drafts and heat loss helps cut heating and cooling costs.

• Easy DIY Install: Clean the frame, apply tape, press on the film and shrink it with a hair dryer.

• Crystal Clear View: The film shrinks smooth and clear so you keep your view and natural light.

• Wide Compatibility: Fits aluminum frames, casement windows, attic fan openings and more.

• Cut to Any Size: Trim the large sheet to fit small, wide or unusually shaped windows.

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Please contact the manufacturer directly for information about their availability guarantee.

Shipping Charges

Free standard shipping on all orders.

Processing Time

Most items ship within 2 business days after an order is placed*. Allow additional time for shipping to your address.
*Please note: If an item you ordered becomes unavailable, you'll be notified and a full refund will be processed within 2 business days.

Shipping Area Restrictions

Shipping is not available in the following areas*:
  • No restrictions in Canada
*Please note: Shipping area restrictions may vary for large items. If an item can't be shipped to your address, we'll let you know during the checkout process.
See our return policy to find specific return information for this product and steps on how to return by mail.