Maximum Flow Rate: 53 GPH
Recommended Tank Size: Up to 15 Gallons (Single filter use. You may use more than one filter for larger tanks.)
Maximum Flow Rate: 100 GPH
Recommended Tank Size: Up to 25 Gallons (Single filter use. You may use more than one filter for larger tanks.)
Maximum Flow Rate: 185 GPH
Recommended Tank Size: Up to 50 Gallons (Single filter use. You may use more than one filter for larger tanks.)
Maximum Flow Rate: 265 GPH
Recommended Tank Size: Up to 80 Gallons (Single filter use. You may use more than one filter for larger tanks.)