Phospha-Guard Granulated Iron Media was specifically designed to absorb phosphate (Po4), silicate and heavy-metals from both freshwater and marine water. Once phosphates bond to its ferric hydroxide surface, it will not leach back into the system.
Benefits:
- Effectively removes large amount of phosphate, silicate & heavy metals
- Eliminates the inhibition of coral calcification
- Accelerates growth in corals
- Helps control unsightly algae
- Reduces water changes
- Freshwater and marine use
- It can be regenerated 3 times over with Phospha-Guard Re-CYCLE