, based in Collierville, Tennessee, is a leading American manufacturer of high-quality copper and copper alloy products for plumbing, HVACR, and industrial applications. Known for durability and 99.9% pure copper (C12200) construction, their portfolio includes Streamline® tubing, fittings, coils, and line sets. They are a major supplier for commercial and residential construction, offering products that meet ASTM standards for pressure and corrosion resistance.