Troubleshooting Manual: What To Do If Your Window Well Is Not Draining

If you have basement windows or lower-level ones, they must be protected from water damage. When your window drains are not working properly, they can quickly cause structural damage, flooding, and water seepage. Standing water, damp odors, or leaks can be signs that you need to take action.

This guide will show you how to fix common drainage issues in window wells.

Common Causes Of Window Wells Not Draining

1. Clogged and Missing Drain Pipe

Most window wells are equipped with a vertical drain pipe, which is connected to a sump pump or the footing drainage system. This drain will eventually become clogged, either with dirt, ice, or leaves.

How to Fix It:

Remove any gravel that is at the bottom to reveal the drain. A plumber’s serpent can be used to remove any blockages. If your pipe is damaged or too clogged to repair, you may have to replace it.

2. Incorrect Grading Around the House

If the soil around the foundation slopes toward your house, rainwater flows into the window rather than away from it. This increases the chance of water accumulating and poor drainage.

How to Fix It:

Grade your soil so that the slope is away from your foundation. We recommend a slope of 6 inches for every 10 feet. This slope will help water drain away from the house.

3. No Window Well Cover

Without window well covers, falling leaves, debris, and snow can cause water to pool and clog up the drainage system.

How to Fix It:

Installing polycarbonate window covers will allow light into the well while keeping debris out. The cover must fit snugly.

4. Inadequate Gravel Base

The gravel layer is a crucial component of any window well drainage system. It allows the water to flow freely through the drain pipe. If the bottom layer of gravel is either compacted or missing, water will accumulate in the well rather than drain.

How to Fix It:

Remove all the gravel from the bottom well of the window and replace it with a clean layer of coarse gravel. This creates a breathable layer that helps with drainage.

Fix Your Window-Well Drainage Problems 

Ignoring water buildup in your window wells could lead to expensive future repairs. Poor drainage can lead to foundation cracks, damaged insulation, and mold growth. Fix your window well drainage issues today by identifying the problem and implementing the appropriate repair solution. Unclogging the drain or adding more gravel will help protect your home.

Additional Repair Tips For Persistent Issues

  • Check Foundation Cracks:

In some cases, the problem isn’t the window well itself but cracks within the surrounding concrete. Seal any visible cracks with a waterproof epoxy or consult an expert in foundation repair.

  • Add A Sump Pump: 

When flooding is frequent or the water table is high, a window well sump pump may be necessary to keep the area dry.

  • Waterproofing a Basement Wall:

Install waterproof coatings adjacent to window wells on the basement interior wall.

Why You Should Call A Professional

While the average homeowner can easily resolve certain drainage issues, others require professional assistance. If the problem persists even after trying multiple solutions or if there is any suspicion of underlying structural damage, it is recommended to consult an expert.

Find local contractors or waterproofing experts in your area by using this service.

Prevent Future Drainage Issues

Here are some proactive ways to keep the window wells of your home dry during all seasons:

  • Cleaning window wells is important at every season.
  • Make sure your downspouts are directed away from the foundation.
  • Ensure that you improve your landscaping if water is pooling.
  • Replacing damaged or rusted well liners helps maintain proper drainage and structural integrity.

Conclusion

A non-draining window well can pose a serious risk to your house. It can be anything from clogged drainage and poor grading or missing covers to compacted and uncovered gravel. With a little effort and time, you can fix any of the problems. If you tackle the problem head-on and take steps to prevent recurrences, your basement will be protected from costly water damage.

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