About Duct Connections
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Duct Noise Reducers
Mount these noise reducers directly to spiral duct to decrease noise by as much as 50%. The rubber gaskets on each end create a tight seal.
For technical drawings and 3-D models, click on a part number.
Overall | Galvanized Steel | ||||||
|---|---|---|---|---|---|---|---|
| Duct Size | Male OD | Dia. | Lg. | Gauge | Connection Type | Each | |
| 4 | 3 7/8" | 8 1/4" | 23 5/8" | 24 | Press Fit | 000000 | 0000000 |
| 5 | 4 7/8" | 9 1/4" | 23 5/8" | 24 | Press Fit | 000000 | 000000 |
| 6 | 5 7/8" | 10 5/8" | 23 5/8" | 24 | Press Fit | 000000 | 000000 |
| 8 | 7 7/8" | 12 3/4" | 23 5/8" | 24 | Press Fit | 000000 | 000000 |
| 10 | 9 7/8" | 14 3/8" | 35 3/8" | 24 | Press Fit | 000000 | 000000 |
| 12 | 12 3/8" | 16 3/4" | 35 3/8" | 24 | Press Fit | 000000 | 000000 |
Quick-Disconnect Duct and Fittings
Join duct and fittings with quick-release clamps for faster disassembly and cleanout than other duct systems.
Galvanized steel has good corrosion resistance.
For technical drawings and 3-D models, click on a part number.
Noise Reducers
Galvanized Steel | |||||
|---|---|---|---|---|---|
| Duct Size | Sound Absorbed | Gauge | End Construction | Each | |
| 3 | 25% | 20 | Rolled | 00000000 | 0000000 |
| 4 | 25% | 20 | Rolled | 00000000 | 000000 |
| 7 | 25% | 20 | Rolled | 00000000 | 000000 |
| 8 | 25% | 20 | Rolled | 00000000 | 00000000 |
| 9 | 25% | 20 | Rolled | 00000000 | 00000000 |
| 5 | 25% | 20 | Rolled | 00000000 | 000000 |
| 6 | 25% | 20 | Rolled | 00000000 | 000000 |
| 10 | 25% | 20 | Rolled | 00000000 | 00000000 |
| 12 | 25% | 20 | Rolled | 00000000 | 00000000 |
| 14 | 25% | 20 | Rolled | 00000000 | 00000000 |
| 16 | 25% | 20 | Rolled | 00000000 | 00000000 |
| 18 | 25% | 20 | Rolled | 00000000 | 00000000 |
| 20 | 25% | 20 | Rolled | 00000000 | 00000000 |
| 22 | 25% | 20 | Rolled | 00000000 | 00000000 |
| 24 | 25% | 20 | Rolled | 00000000 | 00000000 |