Window facts that can help you save on energy bills


Window facts and info are very useful. If you have a high energy bill, these facts can help you find new ways to save money.

T&C Glass has several experts who know even more window facts, so get in touch if you want to get answers to your glass questions!

Window facts about design

Windows make up approximately 15 percent of an average home’s wall space.  Windows have several functions:

  • Let in natural light
  • Keep out wind, bugs and outdoor odors
  • Improve the aesthetic value of any home

The placement and design of windows is meaningful. Where and how your windows fit into a home will affect natural lighting, heating and view of the outdoors. If you want to renovate, think about moving, adding or removing windows.

Window facts about function

Skylights provide 30% more light than vertical windows of the same size. There are several types of skylights. Some even offer passive heating system benefits.

Special window coating or window film can prevent sun damage and conserve energy. They also reduce glare, and often last for decades.

Window facts about replacement or repairs

Leaking or inefficient windows, skylights and doors account for more than 25 percent of the average household’s energy bills. An energy audit from a professional should be scheduled by any property owner or even renter.

If you install double-pane insulated glass or apply a heat-resistant coating, your energy bill can drop by as much as 15 percent.

Repairs or upgrades are helpful, but it is usually best to do a full residential window replacement after 20 years. Time can really take a toll on even the best glass, so ask an expect if replacement is your best choice.