Item name AND Location. Cube Tank with Sump for Sale : Fourways JHB Shipping or Collection or Both? Price R4000 neg Full description. Hi All , I have 700 x 700 x 700 Cube Tank for Sale with Stand and Sump , Synchra Return Pump and Heater. Tank is in great condition with no scratches. This is taking up space in my garage and needs to go. Photos of actual Items for sale.