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bruce cohen
Feb 10, 2026
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5.0
French drain installed and now basement has been bone dry for over a year. Thanks Del Val Basement. Highly recommend. Good Price to. Was best price out of the 3 estimates we received.
About this business
Del-Val Basement Waterproofing is a basement waterproofing and foundation repair business serving Plymouth Meeting, PA, and the Greater Philadelphia and Lehigh regions. Del-Val Basement Waterproofing provides interior and exterior waterproofing, foundation repair, crawl space waterproofing, mold remediation, and exterior drainage solutions. With over 25 years of experience, Del-Val Basement Waterproofing focuses on protecting homes from water damage, structural issues, and mold growth. The family-run business offers trained inspectors and installers, emphasizing durable solutions and improved indoor air quality. Del-Val Basement Waterproofing stands behind its work with a Lifetime Transferable service details and serves multiple counties including Montgomery, Chester, Bucks, Delaware, Berks, Lehigh, and Philadelphia in Pennsylvania.
Waterproofing Service
Services
Services and categories listed for this business.
Waterproofing Service
Basement Waterproofing
Foundation Repair
Exterior Waterproofing
Mold Remediation
Crawl Space Waterproofing
Exterior Drainage
Sump Pump Solutions
Location
Address and directions for this business.
Questions & answers
Helpful answers
Quick answers from this business profile.
What areas does Del-Val Basement Waterproofing serve? +
Del-Val Basement Waterproofing serves the Greater Philadelphia and Lehigh regions, including Montgomery, Chester, Bucks, Delaware, Berks, Lehigh, and Philadelphia counties in Pennsylvania.
What types of foundation problems does Del-Val Basement Waterproofing repair? +
Del-Val Basement Waterproofing repairs foundation issues such as bowing walls, cracks, and settling problems.
What mold-related services does Del-Val Basement Waterproofing provide? +
Del-Val Basement Waterproofing offers certified mold inspection and mold remediation services to safely eliminate mold and restore healthy air quality.
Reviews
5.0
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3 reviews
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B
barney flores
Feb 27, 2025
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5.0
Professional, transparent and straightforward. 3 adjectives I use to describe Del-Val waterproofing. It was very easy to deal with John and his staff . If you’re ever in a bind have them handle your waterproofing needs.
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Paula Howard
Feb 27, 2023
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5.0
John is knowledgeable about water proofing & crawl spaces. Our joists were compromised and in need of emergency repairs. They were able to complete the job within two days. The team cleaned up after themselves every day. Even once the work begun & new challenges arose the team swiftly addressed the concern. The proposal for the work was good along with the amount of time spent doing the job. I would recommend Del- Val water proofing company
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