When leakage testing buildings or ventilation ducts need to be tightened.
This is done by the use of inflatable bladders.
Bladder dia 500mm
Size 7
When leakage testing buildings or ventilation ducts need to be tightened.
Read moreSKU: 765095
| Miscellaneous | |
|---|---|
| (Size 7) For ducts with max diameter | 500mm |
