For more than 50 years, Dow Building & Construction has been the recognized leader in extruded polystyrene insulation. Today, Dow Building & Construction offers an extensive line of science-based building envelope solutions, including: STYROFOAM extruded polystyrene Insulation, Dow polyisocyanurate insulation including, toprated THERMAX and TUFF-R also STYROFOAM WEATHERMATE housewraps.

County Materials Corporation is the industry's resource for high quality building brick veneer and stone products that offer superior strength, lasting durability, competitive pricing and ready availability.