What is the temp rating of that hose? Did you solder/braze that nipple to your existing drain fitting?

Definitely a wary brow on that setup. I would inspect that thing every time you shut it down and park it.

Why not just get an appropriate drain fitting such as:


and use a rubber hose and hose clamp? I would not recommend using that water heater hose for any longer than necessary.

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2012 2500HD LML