Q–I have an old house with 36-inch double-sash windows that let cold air in during the winter. I remember seeing a “This Old House” segment where a contractor removed the sashes, … ...

2. Use a window Insulation film Window insulation film is a popular solution to insulating windows because it’s almost invisible once applied.

Here’s one final tip for sealing drafty double-hung windows. Most of them have a single sash lock installed at the horizontal meeting rails where the upper and lower sash meet.

According to the U.S. Department of Energy, heat escaping and drafts coming in can account for 10-20% of your heating bill. Here's how to insulate windows.

"If the window sash is reglazed with insulating glazing, the completed sash may double in weight. Then the old sash weights will not be heavy enough to counterbalance the sash.

The best window insulation kits are an affordable way help you cut down on your energy bill by keeping heat inside your home.

Q–I have a couple of very old double-hung wood windows with damaged sash cords, making opening and closing them very difficult. How do I replace them? A–Unless you live near water, I wo… ...

Do window insulation kits actually work? Yes! They seal off drafty windows so you can spend less on your home heating bills.

(Jul 19, 2008) - Q: The sash units recently installed in our old double-hung windows have built-in balances that eliminate the need for sash weights. We have been told that the empty pockets for ...