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Category Archives: Aluminum URD

Going Underground – Get the Basics on Aluminum URD
Underground residential distribution wire (URD) is a specialty aluminum wire intended for use in residential construction and light to medium duty commercial applications. URD is typically found in underground wiring systems where it can be used in direct burial applications or installed in ducts to support secondary power distribution. This durable wire is often the go-to solution to deliver power from a pad-mounted transformer to the service entry or .