3M Canada save $4.00 Indoor Window Insulation Kits #SaveEnergy Posted on December 7, 2015 by CouponNannie 3M Canada Save $4.00 Indoor Window Insulation Kits 3M Canada save $4.00 Indoor Window Insulation Kits (5 pack and Patio Door) at Walmart Head over to the Walmart portal to get yours Post navigation « Save $1.00 on any Club House Skillet or Slow Cooker Sauce #Mail or #PrintSponsored Giveaways! Which Ones will YOU WIN ??? #Giveaways #Sponsored »