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Keystone is the best! No more wet basement for us
To ensure professional installation and superior service we carefully created an international network of over 350 trusted basement contractors.
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Basement Systems Inc., based in Seymour, Connecticut, is a network of basement waterproofing and crawl space repair contractors spanning across the United States and Canada. Since 1987, their innovative products and systems have helped homeowners transform their wet, leaky basements and nasty crawl spaces into dry, healthy living spaces.
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Will and Ken did a fantastic job. They explained everything and answered all our questions .