High performance filter made of stainless steel. This so-called bag filter has a mesh basket made of stainless steel into which the filter bag (polypropylene) is placed.

| Model | A(mm) | B(mm) | C(mm) | D(mm) | F(mm) |
| BFL-1 | 500 | 380 | 700 | 200 | 170 |
| BFL-2 | 700 | 720 | 1050 | 200 | 170 |
| BFL-3 | 350 | 190 | 400 | 114 | 97 |
| BFL-4 | 500 | 340 | 540 | 114 | 97 |
| BFH-1 | 500 | 380 | 720 | 219 | 170 |
| BFH-2 | 700 | 720 | 1070 | 219 | 170 |
| Technical specification | BFL-1 | BFL-2 | BFL-3 | BFL-4 | BFH-1 | BFH-2 |
| Maximum pressure | 100 | |||||
| Access | 2’’ | 2’’ | 1’’ | 1’’ | 2’’ | 2’’ |
| Exit | 2’’ | 2’’ | 1’’ | 1’’ | 2’’ | 2’’ |
| Productivity | 15 m3/h | 30 m3/h | 5 m3/h | 8 m3/h | 20 m3/h | 45 m3/h |