Duff Company Email Format

WholesalePennsylvania, United States11-50 Employees

Duff Company is a wholesale supplier based in Norristown, Pennsylvania, serving customers in the Philadelphia area with a broad range of plumbing, heating, and industrial supplies, plus pumps, steam equipment, and water treatment gear. The breadth of its product line is matched by specialized technical expertise provided by full-time staff focused in specific fields. The firm emphasizes continuous service availability, including emergency support available 24 hours a day.

Duff is family-owned and managed, with owners accessible for direct conversations. In 2018, it launched a dedicated Multi-Family site to support apartment turnaround projects, reflecting expansion within its wholesale offering.

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