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Control dampers for grilles-B
| Type | A(mm) | B(mm) | C(mm) |
| 425x75 | 410 | 60 | 61 |
| 525x75 | 510 | 60 | 69.5 |
| 625x75 | 610 | 60 | 78 |
| 425x125 | 410 | 110 | 61 |
| 525x125 | 510 | 110 | 69.5 |
| 625x125 | 610 | 110 | 78 |
| 425x225 | 410 | 210 | 61 |
| 525x225 | 510 | 210 | 69.5 |
| 625x225 | 610 | 210 | 78 |
| 825x225 | 810 | 210 | 78 |
| 1025x225 | 1010 | 210 | 78 |
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