The ALIEN V-SYSTEM 10 Pot 1 Row Kit is available in two different versions, with the header either at the end of the row or in the middle. For end header kits, there are 3 layout options for header and pump placement relative to the row of pots, and 2 layout options for middle header kits. The header and pump can be placed outside a grow tent / room, or made as compact as possible. Easy to configure and assemble with advanced features and setup options, grow 10 plants to perfection in the ultimate recirculating deep water culture with this ALIEN V-SYSTEM Kit!