Is my tank/coil under warranty?

Our warranty only applies to electronic parts (batteries & chargers). All of our tanks and coils are consumable, meaning they will need to be replaced once in a while. Each tank/coil has a specific durability index. 

If you have any problems with your tanks/coils within 7 days of the date you received them, please contact us immediately at info@grencoscience or (800) 948-7480 in order for us to assist you accordingly.

If you have any further questions please contact our Customer Service Department, which is available Monday through Friday, 8:00am to 5:00pm PST.

Phone Number: 1(800) 948-7480

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