If a window in your home has minor problems such as a gap around the outside of the frame, you can make simple repairs like adding caulk. For more serious damage, the most effective and cost-efficient solution is usually to replace it with a new one. If you're not sure if your window needs replacement, here are a few signs to look for.

When to Replace Your Entire Window

1. Poor Insulation

A sheet of glass is easy for heat to cross and creates a weak point in your home’s insulation. High-quality modern windows are insulated to correct this problem, with multiple panes of glass that have an inert gas trapped between them. If the gas escapes, their insulating power is greatly reduced. 

You can tell this has happened if you see condensation trapped between the panes, feel cold drafts when standing nearby, hear more noises from outside than usual, or notice your energy bills spike as your HVAC system compensates for the heat loss or gain. A replacement will restore the insulation to keep your home's interior comfortable and prevent these problems.

2. Frame Damage


The frame holds the glass in place and bridges the gap between the pane and the wall to block outside air. If the frame starts to warp, break, or rot, the window won’t work correctly. This damage is sometimes visible, or you may notice the window sticks or rattles when you try to open or close it.

3. Leaks

Water can’t hurt the glass itself, but the moisture can cause severe damage to wood frames and the surrounding walls. The sooner you replace a leaking window, the less water damage there will be, and the more money you’ll save on repairs. Dampness around the area during rainy weather, water stains on the wall and floor, and mold growth indicate water is getting inside.


If your home needs new windows, choose NC Siding & Exterior LLC in Wake Forest, NC. They provide replacement services for residents of North Carolina, South Carolina, Virginia, and Tennessee. This family-owned contractor offers windows of all sizes and configurations, making it easy to get the style you want for your home. Call (919) 946-8256 to discuss your needs, or visit them online to learn more about their products.