3M Indoor Window Insulator Kit, 5-Window Only $11.26 (Was $22.54)

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Amazon has the 3M Indoor Window Insulator Kit, 5-Window marked down from $22.54 to $11.26 and it ships for FREE with your Prime Membership or any $25 order. That is 50% off retail and a great way to save money by insulating your home now!

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

Amazon pricing changes frequently, so this deal may expire at any time.


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