The aluminum pipe is absolutely diffusion tight;it reliably prevents oxygen/gased form permeation into pipe.It compensates and reduces snap-back forces and heat expansion with changes of temperatures.

Butt-welded pipe is moulded with several steps that is argon-arc welding style.

The size of pex al pex multilayer water pipe can be avilable as:

16mm,20mm,25mm,32mm

PEX AL PEX Multilayer pex water pipe