Current Culture Expansion Kit For Under Current® XL13 (743101)The Under Current® XL13 Expansion Kits are great for replacing a growth module in a situation where one of the original modules has been damaged or broken in any way. These kits come with all you need to get your Under Current® XL13 back in working order. Under Current® XL13 Expansion Kit Includes: one 13 gallon with a 30 in center Blackout Series per growth module, 3 in connecting joints with UC Spin-Tight Bulkhead, growth module lid, one 8 in net pot per growth module, one Aqua-Pore Air Diffuser per module and it does not include any additional air or water pumps which may be required. Choose from 1 site, 2 site, 3 site or 4 site replacements. These items are drop ship only.
— Ships from H: WA, CA, CO, MI, TN, PA, FL USA (No USPS).