Quote:
Originally Posted by atom
Advantage
1. Top cover can be remove easily for maintenance.
2. Recirculation pump to prevent dead spot.
3. ORP facililty for auto flowrate controlling.
Disadvantage
1. Cost.
2. Sometimes over-rated.
3. Poor instruction manual.
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I seen the commercial denitrator before and open them up. Seen the circulating pump builded in. Like you said, cost and sometime overrated.