507D4 Ductboard 4" Start Collar With Damper

Description
507D4 M&M Duct Board 4 in Steel 30 Gauge Damper Start Collar
Attributes
- Type: Start Collars
- Configuration: Damper
- Connections: Ductboard
- Finish: Galvanized
- Gauge: 30 Gauge
- Material: Steel
- Mount: Ductboard
- Size: 4 in
Resources
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