Window Sash Replacement Basics
Fixing the Window Sash Not necessarily. Instead of investing in a complete window replacement, you can buy and install a far less expensive window sash replacement kit. Key architectural elements such as the trim, casing, and window frame remain in place, with only the top or bottom sashes being replaced. With this kit, you’ll bypass the labor-intensive job of completely replacing the broken or poorly performing window by fixing only the part that needs fixing: the window sash....