Vertex Omega 180i Internal Protein Skimmer - Sicce Syncra V-180 Tank Size: 92-184 Gallons (350-700 Liter) Footprint: 10" x 11" Height: 24" Optimal Level: Max 8" Min 7.5" Air Draw: Approx. 238 GPH (900 LPH) - 343 GPH (1300 LPH)