Marpac

H R H Construction Products, Inc., Is A Family Owned Business Serving Greater Onslow County and Duplin County. Our Retail Locations Supply All Types of Drainage Products for the Construction Industry. We Specialize in Culvert Pipe and Drainage Products. Our Services Include Pond Risers, Corrugated Metal Pipes, Concrete Pipes, Plastic Pipes, Catch Basins, Frames, and Grates. Call Us Today for More Information! .