| Customization: | Available |
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| Material: | Stainless Steel |
| Usage: | for Air Conditioner |
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Spiral Coupling
1.Spiral coupling for splicing two lengths of flexible or sheet metal round ducts together.
2.Easy to use.
3.Spiral duct fitting coupling is highly durable and flexibility.
4.Seal and insulated if needed.
5.Different kinds of Duct Transitions available, such as the T Duct Transition, Y Duct Transition. Reducer, rectangular-round duct transition.
| SIZE | d | H |
| 80 | 78.8 | 45 |
| 100 | 98.8 | 45 |
| 125 | 123.8 | 45 |
| 150 | 148.7 | 45 |
| 160 | 158.7 | 45 |
| 180 | 178.6 | 45 |
| 200 | 198.6 | 45 |
| 250 | 248.5 | 45 |
| 300 |
298.4 |
45 |
| 315 | 313.4 | 45 |
| 355 | 353.3 | 45 |
| 400 | 398.3 | 45 |
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