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Bio Drain
For bioactive setups, having a dedicated drainage layer matters, and Bio Drain is one of the options I’ll use to keep that bottom layer functional. The big idea is preventing waterlogged substrate so your plants and clean-up crew can thrive.
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Pros
- +Creates a consistent drainage reservoir
- +Helps reduce the risk of waterlogged substrate
Cons
- -Still requires a mesh separator layer to work properly long-term
