Live Chat Software

Money Out the Window: Sealing Window Air Leaks for Energy Savings - Cassel Home Comfort Heating & Cooling

So you’re freezing your buns off because of a drafty window, but aren’t sure how to fix it? Whether Kid Throwing Money you’re on a tight budget, looking for a quick-fix, or are in need of a more permanent solution, we’re going to give you the information you need to seal those window air leaks.

This is taken from one of the shorts produced by Hal Roach in the Our Gang series of short films made in the early 20’s/30’s. (

By sealing your window air leaks, you can save anywhere from 10 to 20 percent on your energy bill, and stay warm and cozy all winter long.

If you’ve emptied your wallet out on presents for friends and family, and you’re on a tight budget, here are several quick-fixes.

1.) Plastic Film

This clear heat shrink film can allow a room to retain as much as 55 percent of its heat! Apply to panes with double-sided tape and seal using heat from a hair dryer. If need be, bubble wrap makes a suitable alternative; simply push the bubble side of the wrap against the glass and adhere with double-sided tape.

How to Install Heat-Shrink Window Film

2.) Draft Snake
Eliminate frigid air from slipping through windowsills with a snake. You can purchase these online, or make one yourself by filling a tube of fabric, like an old knee sock, with dry rice.

3.) Rigid Foam
For basement and attic windows you can’t see out of, use a piece of foam board glued to ⅜-inch drywall to cover the pane. Cut pieces to fit comfortably inside the frame and then the foam side against the glass.

If you’re looking for more of a permanent solution, replacing loose or missing glazing will be your best option. Though it calls for a greater investment of your time, you can rest easy knowing your leaks are permanently sealed. If your worn and rotted window is beyond repair, then it’s time to look into having it replaced.

Another good long-term solution is to replace single planed windows with high-performance double or triple-paned windows. It will takes years to pay off, but the added aesthetic, comfort, and functionality are worth it.

4.) Close Shades/Drapes at Night and Open in Morning

Have close-fitting shades and drapes installed and use them at night to add another layer of insulation. Make sure you open them up to take advantage of the sun’s energy.

5.) Replace Loose or Missing Glazing

Repair and weatherize you windows by inspecting the glazing around the edges. If it looks damaged, remove the old putty and place the new putty into place.

How to Glaze Window Panel

For more information on insulation and where to seal air leaks, consult’s Tips for Sealing Air Leaks.

If you have any questions about how you can further winterize your home and seal air leaks, give us a call. We would be glad to answer your questions. We are experts in saving homeowners money on their energy bills. Check out some rebates and tax breaks you could be eligible for.

Cassel Home Comfort wishes you all a safe and Merry Christmas and a Happy New Year.

Or call us at (217) 866-1596 for more information and expert tips (available 24/7).

We’ll Get Your Castle Comfortable Again!