Snap-It Butterfly Damper helps create better energy efficiency in your system. Use them in round ductwork to prevent air leakage. Adjustable damper allows you to even the airflow in the line.
| SKU | Ø Size | GA | wt |
|---|---|---|---|
| SI19403 | 3 | 24 | 1.50 |
| SI19404 | 4 | 24 | 1.65 |
| SI19405 | 5 | 24 | 2.00 |
| SI19406 | 6 | 24 | 2.40 |
| SI19407 | 7 | 24 | 3.20 |
| SI19408 | 8 | 22 | 4.10 |
| SI19409 | 9 | 22 | 4.85 |
| SI19410 | 10 | 22 | 5.45 |
| SI19411 | 11 | 22 | 7.00 |
| SI19412 | 12 | 20 | 8.40 |
| SI19413 | 13 | 20 | 9.75 |
| SI19414 | 14 | 20 | 11.85 |
| SI19415 | 15 | 20 | 12.70 |
| SI19416 | 16 | 20 | 14.20 |
| SI19417 | 17 | 20 | 16.10 |
| SI19418 | 18 | 20 | 18.00 |
| SI19419 | 19 | 20 | 23.00 |
| SI19420 | 20 | 20 | 27.75 |
| SI19422 | 22 | 20 | 32.40 |
| SI19424 | 24 | 20 | 37.90 |
