Product HighlightsThe"JDS" Series Jiffy Damper offers the contractor a quality round damper at a cost lower than most shop-made dampers. The Duro Dyne JDS series utilizes quality Rapid Spring and Solid End Bearing Sets.
California residents: see Proposition 65 Warning
Weight 5.00 Pounds Length 7.00 Inches Width 4.00 Inches Height 7.00 Inches Country of Origin USA Brand Duro Dyne Galvanized Yes Damper Type Butterfly;Multi Shutter;Multi-Blade;Opposed Blade; Plate; Snap In Color Silver Composition Steel Finish Galvanized steel Gauge 26 GA Shape Round Size 7" Warranty Offered No
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