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Lynne Member Posts: 50
Anyone use Rehau radiant pex tubing? What type of fittings and is there a special tool?


  • Tinman
    Tinman Member Posts: 2,806

    Rehau has their own proprietary fittings but I also have a bulletin from them approving the use of crimp rings with their tubing. I'm not certain as to whether the information in that bulletin has changed.
    Steve Minnich
  • Lynne
    Lynne Member Posts: 50

    Thanks, do you have a copy of that bulletin?
  • Tinman
    Tinman Member Posts: 2,806
    Hope this helps.

    Not as old as I thought.
    Steve Minnich
  • SWEI
    SWEI Member Posts: 7,356

    is compatible with all PEX connector systems.

    PEX-B is not compatible with expansion systems (F1960, F2080)

    For reference:

    1. ASTM F876 Standard Specification for Crosslinked Polyethylene (PEX) Tubing
    2. ASTM F877 Standard Specification for Crosslinked Polyethylene (PEX) Plastic

      Hot- and Cold-Water Distribution Systems
    3. ASTM F1281 Standard Specification for Crosslinked Polyethylene/Aluminum/Crosslinked

      Polyethylene (PEX-AL-PEX) Pressure Pipe
    4. ASTM F1807 Standard Specification for Metal Insert Fittings Utilizing a Copper Crimp Ring

      for SDR9 Cross-linked Polyethylene (PEX) Tubing
    5. ASTM F1960 Standard Specification for Cold Expansion Fittings with PEX Reinforcing

      Rings for Use with Cross-linked Polyethylene (PEX) Tubing
    6. ASTM F2023 Standard Test Method for Evaluating the Oxidative Resistance of

      Cross-linked Polyethylene (PEX) Tubing and Systems to Hot Chlorinated Water.
    7. ASTM F2080 Standard Specification for Cold-Expansion Fittings with Metal Compression-Sleeves

      for Cross-linked Polyethylene (PEX) Pipe
    8. ASTM F2098 Standard Specification for Stainless Steel Clamps for Securing

      SDR9 Cross-linked Polyethylene (PEX) Tubing to Metal Insert Fitting