![Duct Plenums](https://d2yn8sruhmqjt4.cloudfront.net/userfiles/images/inriver/original/173707_sna99u202047.jpg)
146 items
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- Finish: Galvanized
- Length: 12-1/2 in
- Material: Steel
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- Finish: Galvanized
- Length: 12-3/4 in
- Material: Steel
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- Finish: Galvanized
- Length: 12-7/8 in
- Material: Steel
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- Finish: Galvanized
- Length: 12-1/2 in
- Material: Steel
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- Finish: Galvanized
- Length: 13 in
- Material: Steel
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- Finish: Galvanized
- Length: 13-3/8 in
- Material: Steel
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- Finish: Galvanized
- Length: 13-1/2 in
- Material: Steel
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- Finish: Galvanized
- Length: 13-3/4 in
- Material: Steel