Hear from Our Customers
You stop checking the basement every time a storm rolls through. That’s the first thing homeowners tell us after we finish a job.
The second thing? They wish they’d done it sooner. Because a wet basement isn’t just an inconvenience—it’s a health risk, a property value killer, and a constant source of stress you don’t need.
When your basement stays dry, you’re protecting more than concrete and drywall. You’re keeping mold out of your air. You’re maintaining the value of your biggest investment. And if you ever sell, you’re not dealing with disclosure headaches or buyers walking away after inspection.
Around 98% of basements deal with water at some point. North Coventry’s soil, rainfall patterns, and older home construction make that number even higher here. You can keep patching cracks and hoping for the best, or you can fix it once and stop thinking about it.
Del Val Basement Waterproofing is a family-run operation. We’ve been keeping basements dry across the Delaware Valley for years, and we’ve built our reputation on honesty and results—not upselling.
When you call us, you’re getting a trained inspector who knows what actually causes water problems in North Coventry homes. Soil composition, drainage patterns, foundation age—it all matters. We don’t show up with a one-size-fits-all pitch.
You get a real assessment, a clear explanation, and a lifetime transferable warranty on the work. If we do the job right the first time, you shouldn’t have to think about it again. That’s the standard we hold ourselves to.
First, we inspect your basement. Not a sales pitch disguised as an inspection—an actual look at where water’s coming in, why it’s happening, and what’s going to fix it.
We’ll check your foundation walls, floor joints, drainage, grading, and any existing systems you might have. Then we explain what we found in plain terms. No jargon. No scare tactics.
If you move forward, we install the basement waterproofing solution that makes sense for your home. That might be an interior drainage system with a sump pump. It might be exterior waterproofing with membrane installation. It might be crack repair and sealant. It depends on your situation.
Once the work’s done, we clean up and walk you through what we did. You get documentation, warranty details, and a dry basement. If something ever goes wrong, we come back. That’s what the lifetime warranty is for.
Ready to get started?
Basement waterproofing in North Coventry, PA means dealing with the reality of this area. You’ve got older homes on larger lots with mature trees, soil that shifts, and weather that dumps serious rain in short windows. March and April alone can put your basement through more stress than some homes see in years.
Interior waterproofing handles water that’s already making its way in. We install drainage systems along the foundation footer, direct water to a sump pump, and get it out of your house before it becomes a problem. It’s effective, less invasive, and more budget-friendly than exterior work.
Exterior waterproofing is the more thorough approach. We excavate around your foundation, apply waterproof membrane, improve drainage, and stop water before it ever reaches your walls. It’s a bigger job, but it’s also the most comprehensive basement foundation waterproofing solution available.
Some homes need both. Some need one or the other. We’ll tell you which applies to your situation. Either way, you’re getting a system designed to handle North Coventry’s conditions—not a generic fix that works somewhere else.
It depends on what your basement actually needs. Interior drainage systems with sump pump installation typically run less than full exterior waterproofing, which requires excavation and membrane application.
Your home’s size, foundation condition, and the severity of water intrusion all factor in. A straightforward interior system might cost a few thousand. Extensive exterior work on a larger home with significant foundation issues will cost more.
We don’t give ballpark numbers over the phone because they’re usually wrong. Every basement is different. We’d rather inspect your home, show you exactly what’s needed, and give you an accurate number based on reality—not a guess that changes later.
Probably not. Most insurance policies treat basement waterproofing as preventive maintenance, which means it’s your responsibility as the homeowner.
If you have an active leak that causes sudden damage, your policy might cover the damage itself—but not the waterproofing work needed to prevent it from happening again. Insurance companies consider that maintenance you should’ve already handled.
There are exceptions. If water damage results from a covered event like a burst pipe, you might get some help. But general seepage, foundation cracks, and drainage issues? Those are on you. It’s worth checking your policy, but don’t count on coverage.
A properly installed system should last decades. We back our work with a lifetime transferable warranty because we expect it to outlast your time in the home.
Sump pumps are the one component that might need replacement eventually—they’re mechanical, and they work hard. But the drainage system, waterproof membranes, and structural repairs should hold up indefinitely if installed correctly.
That’s why the quality of installation matters more than the products themselves. Cheap work fails. Rushed work fails. We’ve seen plenty of both. When you do it right the first time with a qualified basement waterproofing contractor in North Coventry, PA, you shouldn’t have to think about it again.
You can try. It might even work temporarily. But if water’s getting into your basement, sealing visible cracks usually doesn’t solve the underlying problem.
Water finds the path of least resistance. Seal one crack, and it’ll show up somewhere else. The real issue is usually hydrostatic pressure—water in the soil around your foundation pushing its way in. Surface sealants don’t address that.
DIY fixes also tend to cause more expensive problems down the road. We’ve repaired plenty of foundations where homeowners used the wrong products, trapped moisture in the walls, or made cracks worse by not prepping them correctly. If you’re dealing with active water intrusion, a real basement waterproofing solution is going to save you money and frustration in the long run.
Interior waterproofing manages water after it’s already trying to get in. We install drainage channels along the inside perimeter of your foundation, collect water before it reaches your floor, and pump it out. It’s less invasive, more affordable, and highly effective for most situations.
Exterior waterproofing stops water before it ever reaches your foundation walls. We excavate around your home, apply waterproof coating and membrane, improve drainage, and redirect water away from the structure. It’s more comprehensive and handles severe water problems better, but it’s also a bigger project.
Neither approach is automatically better. Your home’s age, foundation type, soil conditions, and the severity of water intrusion all determine which makes sense. Sometimes you need both. We’ll walk you through what your specific situation calls for.
Occasional water is still water. And it’s doing damage every single time it shows up.
Even minor moisture promotes mold growth, degrades air quality, and slowly compromises your foundation. Over time, small cracks expand. Efflorescence builds up. Structural integrity weakens. By the time it looks like a serious problem, you’re dealing with expensive repairs.
North Coventry gets enough rain that “occasional” water has a way of becoming “regular” water. And if you’re thinking about selling eventually, you’ll have to disclose any history of water intrusion. That kills deals or tanks your sale price. Fixing it now protects your investment and gives you peace of mind. Waiting just makes it worse.
Local Resources
Useful Links
Other Services we provide in North Coventry
