Field Controls 10M+MG2 Oil/Gas Appliance Draft Control

Oil/Gas Appliance Draft Control; Type Draft Control; Used On Commercial/Industrial Oil/Gas/Solid Fuel Appliance; Overall Dimension 11 Inch Outer Diameter; Control Size 10 Inch; Nominal Capacity 78.5 Square Inch; Circumference 28-1/4 to 31-1/2 Inch; Material Thickness 20 Gauge (Ring), 18 Gauge (Gate), 24 Gauge (Collar); Approval UL (Canada and US), CSA