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Leca drainage
Leca drainage
LECA is a classic drainage layer material for a reason—it’s simple, effective, and easy to source. I like it for humid bioactive builds because it helps keep standing water out of the soil layer while still letting the system breathe.
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Pros
- +Reliable, simple drainage layer for bioactive builds
- +Reusable if cleaned properly
Cons
- -Can be dusty and may need rinsing before use
