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Rio Pumps Table:

MODEL WATTS DIMENSION LxWxH GALLONS PER HOUR / LITERS PER HOUR Output O.D. MAX. HEAD
115V/60H    0 Ft/0cm       1 Ft/30cm     2 Ft/60cm    3 Ft/90cm    4 Ft/120cm    6Ft/180cm   8Ft/240cm 10Ft/300cm
 Rio 50 5.3 2.2" x1.4" x1.8" 57x37x47 mm 69/262 40/152 ++++ ++++ ++++ ++++ ++++ ++++ 1/2"   13 mm ++++++
 Rio 90 2.8 85/323 54/205 ++++ ++++ ++++ ++++ ++++ ++++ 2ft/60cm
 Rio 180 3.4 120/456 85/323 45/171 ++++ ++++ ++++ ++++ ++++ 3ft/90cm
 Rio 400 6.5 2.5" x1.7" x2.3" 63x43x60 mm 144/547 100/385 57/216 ++++ ++++ ++++ ++++ ++++ 1/2" 13mm 2.5ft/105cm
 Rio 600 9.5 200/760 163/619 120/456 64/243 ++++ ++++ ++++ ++++ 4ft/120cm
 Rio 800HP 12.0 211/801 171/650 133/506 100/385 60/228 ++++ ++++ ++++ 5ft/150cm
 Rio 1100 22.0 3.9" x2.5" x3.2" 99x64x83 mm 382/1451 352/1327 295/1121 236/896 180/684 ++++ ++++ ++++ 3/4" 19mm 6ft/180cm
 Rio 1400 27.0 420/1596 367/1395 333/1265 290/1102 243/923 87/330 ++++ ++++ 6.5ft/195cm
 Rio 1700 23.0 5.1" x2.7" x3.7" 130x69x60 mm 642/2439 620/2356 486/1847 418/1588 352/1338 180/684 ++++ ++++ 3/4" 19mm 8ft/240cm
 Rio 2100 25.0 692/2630 666/2530 600/2280 486/1847 375/1425 200/760 ++++ ++++ 8ft/240cm
 Rio 2500HP 55.0 782/2972 720/2736 666/2531 580/2204 529/2010 375/1425 ++++ ++++ 10ft/300cm
 Rio 3100 73.0 6" x3.1" x4.28" 152x79x108 mm 900/3420 870/3306 782/2972 700/2660 690/2622 500/1900 ++++ ++++ 7/8" 10ft/300cm
 Rio 4100 110.0 1384/5259 1384/5259 1380/5244 1304/4955 1241/4715 1058/4020 790/3002 642/2439 14ft/420cm
 Rio 4600 140.0 1500/5700 1460/5548 1451/5513 1406/5342 1343/5103 1161/4411 1008/3830 837/3180 16.5ft/495cm
Listed above is a chart to help you select the correct size pump for your needs.  The following information may also be of help.  The Rio 50, 90, 180 are most often used for table top fountains.

Rio 400 + 600 are perfect for small aquariums and larger fountains. 

Rio 1100-3100 are great for aquarium or pond use.  These pumps also may be used with the Rio Pro Filter and/or Rio Large Fountain Heads. 

To assess your aquarium needs you should consider a pump that circulates 4 times tank volume for freshwater and 5 times for salt water.  The use of filters or when bringing water up more than 1 foot will begin to reduce the total GPH flow and should be considered. 

Pond circulation should be 2x3 times volume of small ponds.  Larger ponds should have circulation as close to total volume as possible.  All Rio pumps come with a flow control valve that allows you to adjust the output to meet the needs of your water project.  The table above will help you select the Rio Pump to meet your needs.

Many customers tell us they underestimated their needs and wish they had bought a larger pump.  For this reason, we recommend the selection of the pump one size higher than the minimum shown by the table.

We have never had a customer who wished they purchased a smaller pump!
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