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  1. jswin

    Wastewater refrigerant lineset failure / alternate materials

    Yeah, haven't had much luck finding ACR stainless steel. I have found polyethylene coated copper with field wrap joints by one manufacturer. Do you have a link to a source for epoxy coated? I assume joints are field applied coating.
  2. jswin

    Wastewater refrigerant lineset failure / alternate materials

    Got called out to look at some refrigerant lineset failures happening at wastewater building on split 410A DX, under 5Ton. Leaks at joints. Liquid and suction lines are field fabricated from copper and have turned black. Still tying to find submittal to see what they used to braze. Not a...
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