16 In.dia SS Barometric DraftControl, Damper Application Barometric Draft Con...16 In.dia SS Barometric Draft Control, Damper Application Barometric Draft Control, For Nominal Duct Diameter 15 in; 16 in, Frame Material Steel, Number of Panels Not Applicable, Maximum Air Velocity Not Applicable, Overall Height 17 1/2 in, Rough...more
5-7 In.dia 6.6 In.H SS Barometric Draft Cntrl, Damper Application Barometric D...5-7 In.dia 6.6 In.H SS Barometric Draft Cntrl, Damper Application Barometric Draft Control, For Nominal Duct Diameter 5 in; 6 in; 7 in, Frame Material Steel, Number of Panels Not Applicable, Maximum Air Velocity Not Applicable, Overall Height 6 5/8 in,...more
6-8 In.dia SS Barometric DraftControl, Damper Application Barometric Draft Co...6-8 In.dia SS Barometric Draft Control, Damper Application Barometric Draft Control, For Nominal Duct Diameter 6 in; 7 in; 8 in, Frame Material Steel, Number of Panels Not Applicable, Maximum Air Velocity Not Applicable, Overall Height 7 5/8 in, Rough...more