PHMSA Cautions Against Refilling DOT 39 Cylinders
PHMSA cautions the public to never refill DOT 39 cylinders, such as the 1lb. cylinders used for camping. While many types of propane cylinders are designed to be refilled, a DOT 39 cylinder of any size is strictly non-refillable.
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Last updated: Tuesday, February 27, 2018