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| View Poll Results: Which of the following air injection and circulation method is the ideal? | |||
| Airstone injection |
   
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7 | 6.19% |
| Mazzei injection |
  
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3 | 2.65% |
| Beckett injection |
  
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30 | 26.55% |
| Generic venturi injection |
  
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15 | 13.27% |
| ETSS style injection |
  
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3 | 2.65% |
| Aqua C style injection |
  
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9 | 7.96% |
| Flow: Re-circulating (this requires one pump for the closed loop, and one pump for pushing water through) |
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19 | 16.81% |
| Flow: Co-current |
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1 | 0.88% |
| Not sure |
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29 | 25.66% |
| Multiple Choice Poll. Voters: 113. You may not vote on this poll | |||
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