Full welded manual non-return valves with counterweight.
Assembled with two-part ring for easy opening in case of obstruction or material build-up.
The counter weight can be locked in the desired position by a butterfly nut for optimal airflow.
| Diameter | Length | Thickness | Item ID | Edge |
|---|---|---|---|---|
| Ød, mm | L, mm | s, mm | ||
| 80 | 210 | 1.5 | BADH000001 | fb |
| 100 | 230 | 2 | BADH000002 | fb |
| 120 | 255 | 2 | BADH000003 | fb |
| 140 | 280 | 2 | BADH000004 | fb |
| 150 | 280 | 2 | BADH000005 | fb |
| 160 | 315 | 2 | BADH000006 | fb |
| 175 | 315 | 2 | BADH000007 | fb |
| 200 | 350 | 2 | BADH000008 | fb |
| 224 | 415 | 2 | BADH000009 | fb |
| 250 | 415 | 2 | BADH000010 | fb |
| 280 | 480 | 2 | BADH000011 | fb |
| 300 | 480 | 2 | BADH000012 | fb |
| 315 | 550 | 2 | BADH000013 | fb |
| Diameter | Length | Thickness | Item ID | Edge |
|---|---|---|---|---|
| Ød, mm | L, mm | s, mm | ||
| 80 | 210 | 1.50 | BBDH000001 | fb |
| 100 | 230 | 2.00 | BBDH000002 | fb |
| 120 | 255 | 2.00 | BBDH000003 | fb |
| 140 | 280 | 2.00 | BBDH000004 | fb |
| 150 | 280 | 2.00 | BBDH000005 | fb |
| 160 | 315 | 2.00 | BBDH000006 | fb |
| 175 | 315 | 2.00 | BBDH000007 | fb |
| 200 | 350 | 2.00 | BBDH000008 | fb |
| 224 | 415 | 2.00 | BBDH000009 | fb |
| 250 | 415 | 2.00 | BBDH000010 | fb |
| 280 | 480 | 2.00 | BBDH000011 | fb |
| 300 | 480 | 2.00 | BBDH000012 | fb |
| 315 | 550 | 2.00 | BBDH000013 | fb |