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- Opposed Blade Damper – Neck Mounted
- Constructed of galvanized steel
- Available in round neck sizes: 6" - 12"
- Mounts flush with the top of the diffuser neck
- Especially useful in flex duct, or where height is restricted
- Three sets of gang-operated opposed blades distribute air evenly through the diffuser
- Quickly and easily adjusted from the face side of the diffuser