Springfield, Mo.-based United Poly Systems LLC is extruding a new line of HDPE pipe in the same sizes as traditional copper tubes and iron pipes for a range of applications, particularly water uses.

GL Plus™ pressurized MED/ACR copper tubing from Great Lakes Copper is available in 10-, 12-, and 20-foot lengths and a variety of sizes, both Type L and K. Each product conforms to ASTM B-280/B-819, ...

As I said in our last story, I love working with copper pipes and fittings and circulators and valves. I also love modern advances as they are often real improvements over old school approaches. Some ...