Grenco Science offers the replacement hydro tube that cools down the superheated vapors and maintains its temperature. It is made from the durable glass and is connected to the G pen Roam Mouthpiece and holds water for moisture-conditioning. Also, the tube is spill-proof making it easier to carry around.
G Pen Roam Glass Hydrotube
$29.95
Get your spill-proof and durable G Pen Roam Hydrotube from us!
Compatible With
> G Pen Roam
How to Use it
> Remove the battery by sliding it off from the base unit.
> Now remove the mouthpiece on top of the housing that will separate the hydro tube attached to it.
> Replace the hydro tube and add water to it.
> Reattach the mouthpiece with a hydro tube and make sure the mouthpiece is aligned with the housing when you are sliding it back on.
Specs
| Material | Glass |
| Spill-Proof | Yes |
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