Here is the setup for my 2ft x 1ft tank:

• Jebo 825 Cannister Filter (3 trays of Ceramic Rings)
  
• OHP Filter (Jap Mat, Coral Chips, Wool)
  
• Rena 400 Air Pump (long air stone)
  
• Black Gravel
  
• 4 PVC Tubes
  
• 4 Fake plants (2 long, 2 short)
  
• 3 Ceramic Huts
  
• 2 Drift Wood
  
• 1 Rock