Skip to Main Content

BQ Basements & Concrete is now  GroundworksLearn more.

Leaking Basement Windows

While basement windows illuminate our homes with natural sunlight and can let in a nice breeze in the summer, they aren’t always problem-free. Leaking in basement windows, though common, can be catastrophic, causing potential health and safety risks to your household. 

BQ Basements & Concrete stands as your reliable ally in navigating this challenge. We’re not about short-lived solutions; we believe in comprehensive basement waterproofing that pinpoints the core of the issue and grants you lasting peace of mind. 

Allow this page to guide you through the reasons, repercussions, and remedies for leaking basement windows to enable you to make informed choices for your residence. 

Understanding Leaky Basement Windows 

Windows in the basement that can’t stop water from entering the indoor environment are termed as leaking basement windows. They’re often marked by: 

  • Observable dampness 
  • Marks from water 
  • Water gathering near the window frame 

Water will always find the easiest route, which is why old or damaged basement windows are so vulnerable. Accompanying issues might include: 

These issues can severely damage the structural integrity and safety of your house. Spotting any of these signs calls for immediate attention from reputable basement waterproofing specialists like BQ Basements & Concrete. 

Reasons Behind Leaky Basement Windows 

The primary culprits behind leaking basement windows involve: 

  • Material Degradation: Common materials like wood, metal, and vinyl can decay over time. 
  • Flawed Installation: Windows not properly set up can create spaces allowing water intrusion. 
  • Age: Windows, as they get older, tend to be less efficient and more leak-prone. 
  • Drainage Issues: Poor drainage near basement windows can lead to internal leaks. 
  • Outside Pressure: Hydrostatic pressure, especially from certain soil types, can push water inside. 
  • Weather Elements: Intense rain or snow can worsen leak issues. In areas like Pennsylvania, New Jersey, and Delaware, seasonal fluctuations can weaken older window materials, making them more prone to leakage. 

It’s essential to have a clear diagnosis to fix the issue appropriately. Reach out to BQ Basements & Concrete for a comprehensive, no-cost evaluation. 

Is It Possible to Repair Leaky Basement Windows? 

Absolutely. Leaky basement windows are fixable. 

However, the solution lies beyond a mere quick repair. Temporary fixes like resealing windows or using waterproof paint are just band-aids. 

For a lasting solution, consider BQ Basements & Concrete’s holistic approach. We employ comprehensive basement waterproofing to treat the root causes of the leaks, ensuring a recurrence is unlikely. 

Steps to Address Leaky Basement Windows 

Expect the following from BQ Basements & Concrete’s approach: 

  • In-depth Inspection: We’ll inspect your home thoroughly to pinpoint the leak source and suggest suitable repairs. 
  • Internal Drainage: Our system captures and channels any leaked water towards a sump pump. 
  • Sump Pump: This pumps the collected water out, away from your residence. 
  • Vapor Barrier for Walls: Our barriers prevent water vapor from entering and direct any leaks towards the drainage. 
  • Dehumidifier: Our energy-efficient models ensure a dry atmosphere, reducing mold risk. 
  • Wall Reinforcements: We use stabilizers to prevent further wall cracking which can lead to leaks. 

All our products are tailor-made to ensure that leaking basement windows are addressed once and for all. 

The Importance of Addressing Leaky Basement Windows 

It’s vital to act on leaky basement windows due to: 

  • Mold growth prevention. 
  • Boosting energy efficiency. 
  • Preserving your home’s structural health. 
  • Protecting basement-stored belongings. 
  • Enhancing your property’s market value. 

Choose BQ Basements & Concrete for high-quality, long-term solutions that stand the test of time. 

Reach Out to BQ Basements & Concrete for Trustworthy Basement Waterproofing Solutions 

Don’t let leaky basement windows compromise your peace of mind. BQ Basements & Concrete stands ready with efficient, enduring solutions. Begin your journey towards a drier, safer home by scheduling a free inspection with us. 

We’ve been serving the Pennsylvania, New Jersey, and Delaware communities for over a decade, earning their trust with our exceptional service and reliable repairs. Experience this excellence firsthand by partnering with us. 


Though short-term fixes might be possible, we strongly advise professional intervention for a long-lasting resolution. DIY attempts might prove more costly and less effective in the long run. Contact BQ Basements & Concrete for a free evaluation. 

Various factors dictate the cost. We offer free evaluations, transparent estimates, no hidden charges, and flexible financing. Reach out for more details. 

Most projects can be wrapped up within several days, but it varies based on the problem’s extent, necessary solutions, and any permit requirements. Contact BQ Basements & Concrete for a precise timeframe following a free evaluation. 


BQ Service Area Map

Our Locations


1227 Liberty St., Suite 206
Allentown, PA 18102

New Jersey

535 Route 38 East, 149E
Cherry Hill, NJ 08002


106 Park Drive
Montgomeryville, PA 18936

West Chester

1503 Mcdaniel Dr., Suite 4
West Chester, PA 19380