More than a dozen Georgia homeowners have filed an arbitration complaint against D.R. Horton (NYSE:DHI), accusing the country’s largest homebuilder by volume (1) of selling them homes fitted with plumbing they say has cracked, leaked and caused extensive water damage, according to an investigation by Atlanta News First.
But the Georgia complaint may be part of a broader pattern: PEX pipe failure claims have surfaced in D.R. Horton homes across multiple states, and the company that supplied the pipes is facing a growing wave of litigation nationwide.
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The Dec. 22, 2025 complaint was filed with the American Arbitration Association on behalf of 16 households in the Stonewood Creek subdivision in Dallas, Georgia. Each home was built by D.R. Horton and plumbed with cross-linked polyethylene (PEX) pipes made by Uponor Inc. (2), a plumbing products company now part of Swiss industrial conglomerate Georg Fischer.
The homeowners allege the pipes started failing roughly four years after move-in, according to the complaint…