Sand Filter
| B1SF11 | FILTER POLYESTER LAMINATED SIDE D=500MM / 9M3/H |
| B1SF12 | FILTER POLYESTER LAMINATED SIDE D=650MM / 15M3/H |
| B1SF13 | FILTER POLYESTER LAMINATED SIDE D=800MM / 24M3/H |
| B1SF14 | FILTER POLYESTER LAMINATED SIDE D=950MM / 35M3/H |