Blackburn DX-1, Duct Seal Compound, Duct Seal, Gray, 1 Lb. Slug, 1 PC
USD 9.88 USD
Specifications
| MPN | DX-1 |
| Type | Peristaltic |
| UPC | 783786150007 |
The Airfit F20 fits securely without needing to tighten the straps too much.