The microG Ground Material Tank has a durability index of approximately 6-8 weeks per average user. The microG Ground Material Tank can be purchased a la carte for $11.95.
If you have any further inquiries, please contact our Customer Service Department anytime Monday through Friday, 8:00am to 5:00pm PST.
Email: help@grencoscience.com
Phone: (800) 948-7480
