The 3M Indoor Insulator Kit is the best budget window insulator kit because it’s an incredible deal as a pack of five. It’s a small price to pay to increase the energy efficiency in your home so you ...

Add Yahoo as a preferred source to see more of our stories on Google. This window insulation kit will help keep out cold drafts this winter — and it's less than $35. (Photo via Amazon) For less than ...

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I added an interior DIY kit to my windows to prevent my warm air from escaping.

The older your home is, the less likely it is to have energy-efficient windows. Thankfully, the best window insulation kits are an affordable DIY solution that can significantly cut down on the cost ...