Recent content by xyon

Hi, PEX with aluminium is common for central heating. But for potable water Buteline (and a bit of copper) is used by 99% of plumbers, though that may be slowly changing as other system are on the market now.

I can't really say much about commercial/industrial use in NZ, but most houses don't have central heating. I believe that welded steel or cast iron is still the go for wood (log and pellet) or coal water heaters here, what is the alternative. Gas is too expensive for central heating. I had...

Hi, I get the impression that copper pipe is preferred over steel for central heating systems. My question is, what is wrong with steel pipe, when the boiler, storage tank and radiators are all steel anyway?