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Fosta pex for steam return?

brucebruce Posts: 209Member ✭✭
Will fostapex survive use as condensate return piping in a steam system?
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Comments

  • heatpro02920heatpro02920 Posts: 989Member
    I would

    call the rep and ask, I only use black pipe on steam systems and I only use pex in the ceiling and walls, for DHW and FHW systems.
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  • IronmanIronman Posts: 2,159Member ✭✭✭
    Definitely not

    It's only rated for 180*. Copper is okay below the water line on returns, but no kind of pex.
    Bob Boan







    You can choose to do what you want, but you cannot choose the consequences.
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