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 inquiries, please contact our Customer Service Department anytime Monday through Friday, 8:00am to 5:00pm PST. Email: email@example.com Phone: (800) 948-7480