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Tetra PRF-4000 Large Pressure Filter
Manufacturers ID: 26551
Item ID: 0.421
Tetra PRF-4000 Large
Max flow 2000gph
- Water is pumped from pond.
- Water under pressure is forced
through foam sponges removing fine particles.
- Filtered water passes through
mesh tube and travels down gap between the sponges and center tube.
- Water flow agitates bio-rings
preventing debris buildup.
- Beneficial bacteria feed on toxic
ammonia converting into nitrites and then into relatively harmless
nitrates.Nitrates are consumed by
- Filtered water is forced up
- Clean water is discharged into