How To Seal A Leaky Basement Window

A leaky basement window can be a major headache. Not only can it lead to flooding and water damage, but it can also make your home uncomfortable and unhealthy. If you're dealing with a leaky basement window, there are several things you can do to seal it and prevent further damage.

The first step is to identify the source of the leak. This can be done by looking for cracks or gaps in the window frame, as well as any areas where the caulking or weatherstripping has failed. Once you've found the source of the leak, you can begin to seal it.

If the leak is coming from a crack or gap in the window frame, you can seal it using a silicone caulk or a polyurethane sealant. Be sure to clean the area thoroughly before applying the sealant, and allow it to dry completely before closing the window.

If the leak is coming from around the windowpanes, you can seal it using a glazing compound. Glazing compound is a type of putty that is used to hold windowpanes in place. To apply glazing compound, simply remove the old putty and apply a new bead of glazing compound around the windowpanes. Be sure to smooth the glazing compound out and allow it to dry completely before closing the window.

If the leak is coming from around the window frame, you can seal it using weatherstripping. Weatherstripping is a type of foam or rubber that is used to fill gaps around windows and doors. To apply weatherstripping, simply remove the old weatherstripping and apply a new strip around the window frame. Be sure to press the weatherstripping firmly into place and allow it to dry completely before closing the window.

Once you've sealed the leak, you can test it by closing the window and spraying water on it from a hose. If the window doesn't leak, then you've successfully sealed it. If the window still leaks, you may need to repeat the sealing process or call a professional for help.

Here are some additional tips for sealing a leaky basement window:

Make sure the window is closed properly before sealing it.
Use a high-quality sealant or weatherstripping.
Apply the sealant or weatherstripping according to the manufacturer's instructions.
Allow the sealant or weatherstripping to dry completely before closing the window.
Test the window by closing it and spraying water on it from a hose.

By following these tips, you can seal a leaky basement window and prevent further damage to your home.