Installing Replacement Windows
Measure, insulate, and caulk. Do it right, and cut your energy bill by 25%.
Synopsis: Replacing the windows in your house can be a daunting prospect, but if the new windows are installed properly, you could save a chunk of money on your heating and cooling bills. Builder and remodeling contractor Mike Guertin offers his advice on the best way to install new windows, emphasizing the importance of properly measuring the opening so that the new window will fit properly. He then outlines the procedure for removing the old window, insulating and caulking, and then installing the new window.
Windows wear out before a house does. Sometimes the need for replacement windows is obvious, like when you encounter poorly functioning single-pane sashes with weights. But even windows with insulated glass become difficult to operate, suffer from damaged seals, or show signs of deterioration. The good news is that replacement windows do away with these problems, offering improved appearance, easier operation, and greater levels of energy efficiency. A whole-house window replacement can cut heating and cooling costs by as much as 25%.
Full-service replacement-window fabricators measure, make, and install new windows, On my first job, I asked a local company’s sales rep to show me the measurement and installation process. I learned that replacement windows are easy to order and fast to install. I also discovered that I could save money by installing the windows myself.
Evaluate existing windows
The installation in this article took place in a modest Cape Cod-style house that still had its original single-glazed, sash-weighted windows — a perfect candidate for replacement windows. I chose frame-and-sash replacement windows (also known as pocket windows) because the house’s window jambs, sills, and trim were solid, and its siding was in good condition. Had the window frames been rotted or the siding in need of replacement, I would have had to install new-construction windows…