Product HighlightsA damper section can be installed within a branch of duct to control airflow to certain areas or balance air flow throughout the system. The 2" standoff provides easy access to the damper through any insulation.
California residents: see Proposition 65 Warning
Weight 0.73 Pounds Length 6.00 Inches Width 4.00 Inches Height 6.00 Inches Country of Origin USA Brand Southwark Flanged No Galvanized Yes Diameter 4" Color Silver Composition Galvanized Steel Duct Diameter 4" Gauge 28 GA Insulated No Size 4" UL Recognized No
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