Rena Crystal Bio chem zorb
RENA® External Filter Media
Crystal is a mixture of scavenger resins and activated carbon that:
- Clears discoloured water and eliminates odours
- Absorbs organic and synthetic wastes and pollutants, and removes heavy metals and medications
- Is phosphate free and doesn’t modify the water’s pH
Available in 2 sizes.
Replace every 2 to 3 months
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