This is an inexpensive way to cut down heating costs this winter!
How to Keep the House Warmer This Winter • Ugly Duckling House
How to winterize your home for maximum savings during the cold months - The Keystone Newsroom
Plastic for Windows: Pros and Cons - Window Resource
Ekena Millwork 4H X 3P X 5F X 94 1/2L Traditional Smooth, 45% OFF
13 Fixes for Drafty Windows: A Guide for Summers and Winters
Winter Greenhouse Guide: How to Heat Your Greenhouse + More!
heating - Window Insulation Kit, how much temperature increase? - Home Improvement Stack Exchange
How to Warm Your House Without the Heat - Lower Your Heating Bill
Bracing for the Chill: How to Winterize Your Home in Vermont & New Hampshire
Warm your house without raising your thermostat with a window insulation kit
Set Your Thermostat Right to Save Money and Energy - Dengarden