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Pre-Insulated PEX for Chilled Water System

Discussion in 'HVAC' started by gcsi, Apr 28, 2025 at 8:11 PM.

  1. gcsi

    gcsi Senior Member

    Joined:
    Mar 18, 2011
    Messages:
    124
    Location:
    tampa
    Having past experiences with retrofitting Chilled Water systems in commercial construction, I know that insulating of pipe runs is absolutely critical and very difficult to do correctly. Given the "tightness" of boat installations coupled with associated vibration levels, I've shied away from Chillers for this reason alone.

    While sourcing yet another split system component replacement (7 total CruisAir systems on boat), I asked a manufacturer / vendor for his thoughts on insulated piping for Chilled Water Systems. He immediately recommended a PEX Pre-Insulated pipe system from Pex-Industrial.

    After reviewing the technical submittals, I must admit that I'm intrigued! The PEX product "seems" to be an ideal answer to an age-old problem...

    Does anyone have first hand experience with the PEX product in a Chiller system?

    Brett
    Last edited: Apr 28, 2025 at 8:21 PM
  2. Capt J

    Capt J Senior Member

    Joined:
    Jul 11, 2005
    Messages:
    14,610
    Location:
    Fort Lauderdale
    Retrofitting a chilled water system to a boat like yours would be staggering in component cost, and a complete nightmare to run all of the piping.