The Alpex-duo XS multilayer composite pipe (MLCP) is available in coils and is constructed from cross-linked polyethylene (PE-Xb) for the inner surface, an aluminum core that is butt-welded, and a stabilized polyethylene (PE-HD) outer surface. This pipe is suitable for drinking water and heating system installations. It has a maximum constant operating pressure of 10 bar and can withstand continuous operating temperatures of up to 95°C..