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Review on 🐠 Enhance Your Aquarium Filtration with Boyd Enterprises CPGNnano5 Chemi-Pure Green Nano 5 Pack by Stephen Mitchell

Revainrating 5 out of 5

As good as purigen for clear water.

It makes my aquarium crystal clear. Small bags are ideal for nano aquariums. I also usually put 2 in the HOB filter on my 20 gallons. It competes with Purigen.

Pros
  • It's fun
Cons
  • I don't remember but there was something