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The Daily Insight

How do I know if I have a window well drain

Author

William Cox

Updated on May 23, 2026

Some newer homes have window well drains tied to the drainage tiles located either inside of the building. Most often, however, the drain goes out to the outside of the basement wall. If your window well does not have a drain system, this is the first and foremost issue you need to address.

Do older homes have window well drains?

Most often on older homes you do not have a drain tile in the window well leading to your sump pump drainage system. … Also a proper window well cover will help keep the water from getting in the top of the window.

How far down are window well drains?

Your window well needs to be at least 10 to 12 inches below the window opening. You’ll also want to leave at least 3 inches of the window well above the surface grade.

Do window wells need drainage?

If alot of water falls into the window well and it is accumulating, you need a drain installed. A window well drain provides excellent drainage especially when you have clay soil, commonly found throughout the GTA, that has poor drainage qualities.

Why do window wells fill up with water?

Weeds, leaves, dirt, and other debris clog window wells, causing them to fill with water. The water then leaks through the window and into the basement.

Should window wells be covered?

At Window Well Experts, we recommend that all window wells be fitted with a proper cover. When you look at the benefits of window wells, almost all of them require a sturdy, leak-proof cover in order to achieve their fullest benefit.

What should window wells be filled with?

Add Gravel Use gravel to fill in the empty space between your perforated tube and the walls of the drainage hole all the way until it reaches the drain cap. Doing this is very beneficial for two reasons: It keeps the perforated tube securely in place. It provides better drainage for your window well.

When should window wells be installed?

These are known as window wells, and they are important in almost any sort of basement finishing treatment. Windows allow for a way of “egress” or exiting the building if the stairs are inaccessible. They are also ideal for bringing in light and air when the basement is dark and even damp.

Should you put rocks in window well?

Backfilling is a vital part of most egress window well installations. After digging out the hole to install your well, you fill it with gravel or broken rock chunks to support the window well itself, improve drainage and prevent damaging frost heaves in the winter.

How much does it cost to have a window well installed?

The Cost Of Window Well Installation Depending on your needs and choices, a good window well installation can run around $500 – $1000, give or take. This will cover the materials used, the need for regrading the project (should this be necessary), and the connection of the well to your foundation’s drainage system.

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How do you stop a window well from flooding?

If a lot of water enters the window well, stronger drainage provisions, apart from the gravel layer must be provided to drain the water. Installing a window well drain or cover will help drain out large amounts of water and prevent it from seeping into the tiles.

Should I put gravel in my window well?

A common method to help with window well drainage is to place several inches of gravel at the bottom. This will allow the water to dissipate into the ground slowly to the weeping tile system, rather than sit in the soil next to the window. … This increases the risk of flooding and windows breakage.

What do you put at the bottom of a window well?

The bottom of the well should contain loose gravel, which also helps with drainage. This should not be allowed to become too compacted or it will also cause water to collect in the well. You can either replace gravel periodically or remove it and clean it before putting it back in place.

Is pea gravel good for window wells?

Use pea gravel or ¾ inch or smaller free-draining rock, around the well stopping approximately 1 foot down from the top of the window well. Backfilling by hand, start at the farthest area from the foundation, evenly distributing the stone as you fill.

What is the point of a window well?

to prevent moisture damage to basement windows that are at or below grade. The window wells keep the soil away from openings in the foundation walls while still allowing proper grading and drainage away from the house; and. to allow sunlight into a below-grade room that would otherwise require artificial lighting.

Can you cover basement window wells?

A properly sized and secured window well cover will prevent leaves, grass clippings and other landscape waste from filling the window well and clogging its drain. Covers will also keep birds and animals out of the window wells where they can become trapped or enter your basement.

Should you cover window wells in winter?

Keeping your window well covering free of snow will give you access to a more endorphin-inducing rays during the otherwise dreary winter months. And with that added light means less use of artificial light, so you may just save a little on your electricity bill.

Can you remove a window well?

Remove the old window well. Removal methods vary depending on how the window well is fastened to the wall. Use a drill or pry bar to unfasten or otherwise loosen the steel from the wall if it is securely attached.

What is the average cost of window well covers?

The average price for a window well cover installation is $705, and the project price ranges from $370 to $1,115. The price depends on the type, size, and material of your chosen well cover.

How much do metal window well covers cost?

Expect to pay from $100 to $300 or more per metal window well cover. Whether they’re metal or plastic, most high-quality modern window well covers will last for decades.

How do I protect my window well from the rain?

A custom basement window can help prevent excess water from pooling in the well after heavy rainfall. Purchase a basement window well cover that will keep water from accumulating—this cover should be securely fastened to your concrete foundation so water does not seep in from the sides.

How many inches of gravel do I need for a window well?

Manufacturers of the metal window well suggest digging deeper into the well and placing 12 inches of gravel at the bottom. This will allow the water to dissipate into the ground slowly. This simple project along with a cover for your metal window well will stop the water from seeping into your foundation.

How long do window wells last?

How long will the window well covers last? WindowWellExperts.com manufactures our “Unbreakable” clear plastic window well covers using special U.V. Formula to protect the covers for up to 15 years in direct sunlight against yellowing, fading, or becoming brittle.