Seeking to downgrade. Offering my 20 gallon container, black stand and all my devices including: 2 castles, 2 a wide range of coloured rocks (light blue and orange), 3 fabricated plants, hanging filter with 2 pads, 2 packs of anti-algae bags, a heater, a bubble maker, a siphon, 2 fish nets, and an one-half container of Nutrafin Biological Fish tank Supplement. Wanting to relocate these things ASAP so I can obtain a smaller sized storage tank. Please email me for information.