Summer is well and truly over, so we must prepare for the cooler months by winter-proofing our homes. Heating and cooling account for around 38% of total energy usage in an average home. After a challenging year, you may be worried about the cost of your heating bill this winter. Moreover, you don't want to become a snowman in your own house. Don't worry! We're here to share with you 7 cost-effective ways to winter-proof your home.