The Complete Biological System combines one Patio Ponds Mechanical Filter (to remove solids), and two Patio Ponds Biological Filters (for biological support). This filter system features independent drains on each unit, for ease of cleaning. Stands are available.
| Features: |
| Durable fiberglass construction (virtually indestructible) |
| Drain valves, full lids and inter-connections included |
| Fully integrated - no modifications necessary |
| For ponds 4,000 to 6,000 gallons, and flow 2,500 to 4,500 GPH |
| Recommended pump: Sequence 1000 3200SEQ20 or Sequence 1000 4300SEQ22 |