Rhino USA of Oregon is a pioneer in the innovative introduction of rotationally molded high-density polyethylene (HDPE) manholes for sewer, wastewater, landfill leachate and rainwater collection systems, and below grade utility inspection chambers, as well as other subsurface applications. With the ever-increasing use and specification of polyethylene pipe, Rhino USA of Oregon manholes provide a compatible and easily-adaptable alternative to traditional concrete.
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