M&M Insulated Register Box, Series: 649, 12 x 12 in, 9 in Height, Flat Top Vent Duct, R-Value: R6
| Gauge | 30 ga |
| Model | 649R6 |
| R-Value | R6 |
| Series | 649 |
| Size | 12 x 12 in |
| Vent Duct Shape | Flat Top |
| Length | 12 in |
| Width | 12 in |
| Height | 9 in |
| Material | Steel |
| Finish | Galvanized |
| Color | Silver |
- Without collar
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