Description
Oil/Coal-Fired Heating Equipment Draft Control; Type Draft Control; Used On Residential and Commercial Oil, Gas/Coal-Fired Heating Equipment; Overall Dimension 7-5/8 Inch Outer Diameter; Control Size 7 Inch; Nominal Capacity 38.5 Square Inch; Circumference 19 to 25-1/4 Inch; Material Thickness 22 Gauge (Ring), 24 Gauge (Gate), 26 Gauge (Collar); Approval UL (Canada and US)