Serving Greater Pittsburgh, Cranberry Township, McKeesport, Bethel Park

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Products & Services
  • Basement Waterproofing
    • Sump pumps
    • Drainage systems
    • Vapor barriers
    • Dehumidification
    • Gutter downspout extensions
    • Air purifier
    • Ice guard for sump pump discharge
  • Crawl Space Repair
    • Crawl space waterproofing
    • Vapor barrier
    • Dehumidification
    • Crawl space support posts
  • Foundation Repair
    • Foundation piers
    • EverBrace Wall Restoration System™
    • Wall anchors
    • Street creep system
    • Commercial foundation repair
  • Concrete Leveling & Repair
    • Concrete driveway repair
    • Sidewalk repair 
    • PolyLevel® High-Density Polyurethane Foam
    • NexusPro® Joint Sealant
    • SealantPro® Concrete Sealant
  • FREE estimates for all services
Before and After Pictures from Avonmore
Crawlspace Repair

Crawlspace Repair

Before After
Crawlspace Repair Crawlspace Repair

The home had a damp and moldy crawlspace that was repaired. Tons of wood rot was replaced and, most importantly, the new area is conditioned so that this problem won’t happen again.

Company Awards
Basement Systems Elite Dealer Award 2022-2023
We are very proud to have been recognized as the 37th largest foundation repair dealer by the Basement Systems Network.... [Read more]
2023 Elite Basement Systems Dealer Award
Account Manager - Chey Schaffer Customer Service Specialists - Brittany Haywood Production/Service Scheduler - Lacye Carloss Our team is excited to... [Read more]
Andrew Mcintire received the Rising Star Award
Andrew was so excited to have earned this award, he always puts his all into his inspections and interactions with... [Read more]
More Awards

Avonmore, PA Basement Waterproofing Solutions

I didn’t want to do the work at first. But I’m glad I did. ...
Happy Customers Surrounding Avonmore, PA

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If you need help fixing your leaky or wet basement, damp crawl space or failing foundation, Keystone Basement Systems is your expert in Avonmore, PA. We offer proven basement waterproofing, crawl space encapsulation, crawl space repair, and foundation repair services. We are a family-owned company that's been in business since 2003, providing quality solutions and award-winning service. Our crews are very familiar with the Avonmore area, so you can always count on us to be there on time. Contact us today and let us know how we can help you or schedule your free inspection and cost estimate!

With service from Keystone Basement Systems, you can benefit from:

  • Transferable Lifetime Warranty on Our Basement Waterproofing System
  • 25-Year Transferable Warranty with CleanSpace Crawl Space Encapsulation
  • Patented, Warrantied Foundation Repair Products & Systems
  • Fast, Free Written Estimates
  • Flexible Financing Options

Wet Basement Waterproofing & Repair in Avonmore

Whether your Avonmore home's basement floods once a year or gets wet every time it rains, the hassle of cleaning a wet basement is something no homeowner should have to deal with. The good news is you don't have to. Keystone Basement Systems uses Basement Systems' proven products and methods to repair basement leaks, prevent flooding and rid your basement of mold-causing moisture.

Our basement products and solutions include:

  • Basement sump pumps
  • Interior perimeter drainage systems
  • Basement dehumidifiers
  • Vapor barriers
  • Downspout extensions


With our basement waterproofing system installed, you won't have to worry about waking up to a flooded basement the next time there's a heavy rainstorm in Avonmore. Our waterproofing specialists can design a system that addresses your home's specific needs.

Crawl Space Encapsulation & Repair in Avonmore

If you have a crawl space below your home, when's the last time you've looked inside? For many homeowners, the crawl space is an area of their home that they avoid. Puddles of water, moldy floor joists, and dead critters are all common problems in Avonmore crawl spaces. But the problems below your home could be affecting your comfort and air quality upstairs without you realizing it. Do you smell musty odors or have cold floors in the winter? Then you might benefit from our CleanSpace crawl space encapsulation. Our heavy-duty crawl space vapor barrier is warrantied for 25 years against rips and tears!

We install a variety of products for the crawl space:

  • Vapor barriers
  • Crawl space dehumidifiers
  • Crawl space sump pumps
  • Crawl space drainage systems

Foundation Repair in Avonmore

Foundation problems in Avonmore are typically related to poor, weak soil or inadequate drainage around the home. Foundation piers, wall brackets, and wall braces are proven-effective solutions for fixing foundation issues and improving a home's structural integrity without the need for a full foundation replacement. Keystone Basement Systems offers patented, warrantied foundation products installed by trained specialists.

Common warning signs of foundation problems in Avonmore:

  • Uneven or sloping floors
  • Cracks in the floor
  • Cracks in interior wall
  • Inward bowing walls
  • Sagging floors over a crawl space
  • Hard to open windows and doors
  • Tilting chimneys
  • Cracks in exterior wall

Avonmore’s Concrete Leveling & Repair Experts

Have you started to notice cracked, sinking, or uneven concrete around your Avonmore property? Damaged concrete is a problem for several reasons: it creates dangerous trip hazards, leads to pooling water, and can impact the curb appeal and value of your property. Keystone Basement Systems offers expert concrete repair and concrete leveling services to improve the safety and visual appeal of your home or business. As an authorized PolyLevel® in Western PA, Northern West Virginia, and Eastern Ohio, we can lift, stabilize, and level sinking concrete slabs quickly and efficiently.

Ready to get started on your basement waterproofing, foundation repair, concrete leveling, or crawl space repair project? Contact Keystone Basement Systems today to schedule your inspection and free cost estimate in Avonmore, PA or nearby areas.

Job Stories From Avonmore, PA
Sagging and Rotted Floor Above Crawlspace Fixed 100%

When the homeowner from Avonmore called us, they were pretty concerned about their unconditioned crawlspace. That space beneath their home was grappling with extensive wood rot, a problem they feared might compromise their home’s foundation and overall safety. So, we jumped into action, equipped with our enthusiasm for providing top-notch solutions and offering a remarkable customer experience. First up, our System Design Specialist hit the road, headed to Avonmore. Upon thorough inspection, it was clear that a multifaceted approach was needed. And that’s exactly what we’re known for at Keystone Basement Systems – tailoring unique, effective solutions for each homeowner’s headaches. The strategy was clear: encapsulate the space to ward off moisture, replace all the rotten wood to restore structural integrity, condition the air for a stable environment, and ensure everything was lined up with the home's original blueprint. Our product lineup included CleanSpace, ensuring a moisture-free crawl space; SilverGlo insulation to maintain optimum temperatures; and a SaniDry Sedona system, an unbeatable component to ensure the air stayed dry and healthy. Our production team, equipped with vast knowledge and a friendly approach, worked diligently, treating the home with respect and care from start to finish. The outcome? A transformed crawlspace that looked as good as new. Not only is it now fully functional and aesthetically pleasing, but it's also adding to the overall safety and value of the home. The transformation story from Avonmore stands as a testament to our dedication to delivering long-lasting solutions and an unforgettable experience to homeowners. With the right mix of expertise, products, and a bit of Keystone basement prowess, making homes safer and homeowners happier is what we do best.

Sagging and Rotted Floor Above Crawlspace Fixed 100% - Photo 1Sagging and Rotted Floor Above Crawlspace Fixed 100% - Photo 2Sagging and Rotted Floor Above Crawlspace Fixed 100% - Photo 3Sagging and Rotted Floor Above Crawlspace Fixed 100% - Photo 4
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