Axis® 20NEW Max Head: ≈5ft (≈1.5m) Flow Rate: ≈185gph (≈700lph) Power Consumption: Variable, 12W max Recommended Tank Size: Up to ≈15 gallons Axis® 40NEW Max Head: ≈9ft (≈2.8m) Flow Rate: ≈400gph (≈1500lph)...