821 — Steel Register Vertical Fins, MS damper
- All-steel construction
- Vertical, adjustable face bars
- Horizontal multi-shutter valve
- Bright White finish
How to Specify
Use the engineering data files to determine the proper size to use for maximum performance. Refer to the submittal drawing for key product dimensions.
Available sizes (inches)
| Height | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Width | 6 | 8 | 10 | 12 | 14 | 16 | 18 | 20 | 24 | 30 | 36 | |
| 4 | • | • | • | • | • | • | • | • | • | • | ||
| 5 | • | • | • | |||||||||
| 6 | • | • | • | • | • | • | • | • | • | • | • | |
| 8 | • | • | • | • | • | • | • | • | • | • | ||
| 10 | • | • | • | • | • | • | • | • | • | |||
| 12 | • | • | • | • | • | • | • | • | ||||
| 14 | • | • | • | • | • | • | • | |||||
| 16 | • | • | • | • | • | |||||||
| 18 | • | • | • | • | ||||||||
| 20 | • | |||||||||||
| 24 | • |
Contact factory for sizes not listed.
Product Images
