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產(chǎn)品特點
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- FunctionFor use with model #403301 butterfly damper
- DesignRound
- MaterialGalvanized steel
- Available size6', , 8', 10', 12', 14'
- Galvanized steel construction?
- Snap-in design for easy installation?
- 2' high collar with bead for flex connections
- For use with model #403301 butterfly damper?
- Available size: 6', , 8', 10', 12', 14' ?
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403302 Drawing
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