Draft Control 63.6 N Cpcty 8 to 10in dia

8-10 In.dia SS Barometric Draft Control Damper Application Barometric Draft Control For Nominal Duct Diameter 8 in 9 in 10 in Frame Material Steel Number of Panels Not Applicable Maximum Air Velocity Not Applicable Overall Height 9 3/4 in Rough Opening Diameter 9 in Rough Opening Shape Round Fits Fan Diameter Not Applicable For Duct Shape Round Free Area Not Applicable Overall Width 9 3/4 in Frame Material Thickness 20 ga Overall Length 12 1/4 in Connection Type Press Fit