Fortiline

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Founded in 1997, Mainline Supply Company offers a range of underground utility products to contractors, corporations and municipalities. The company serves the public and private sectors. It distributes a variety of safety products and water, wastewater, gas and drainage systems. The company also provides mechanical joint restraints, flange adapters and flexible expansion joints. It sells products from various manufacturers that include American Cast Iron Pipe Company, Advanced Drainage Systems, AccuCast, Endot Industries, FEBCO, The BWM Company, GA Industries and GPK Products. In addition, Mainline Supply Company offers float, pressure sustaining and reducing, and pump, level and flow control valves. The company provides electric check and automatic air valves for sewage and water applications.