This is a series of compact, rugged, heavy-duty controls for use on large residential, commercial and industrial applications|The field type M+MG2 draft control provides precise draft regulators for solid fuels, oil, gas, or oil/gas appliances requiring only the simplest, on-the-job adjustments depending on which fuel is to be utilized|In a gas installation, the double-acting Type M+MG2 is specified instead of a draft hood to give the appliance the assistance of the chimney|In a duel fuel oil/gas or a gas-fired only application, use the M+MG2 as a double-acting draft control with the optional field thermal switch accessory|Use the M+MG2 as a single-acting draft control for oil or solid fuel applications|For any installation with 10 in or larger diameter vent pipe, specify our standard M+MG2 draft control, the unit that can be adapted to any fuel|The moving part (gate) rests on a long, thin, stainless steel knife edge which, in turn, is supported by self-aligning and self-cleaning bearings|When the heavy gauge gate moves, only the knife edge rests on the bearing for minimum friction and maximum sensitivity to draft changes|Control size 10|78.5 sq-in nominal capacity|9 to 10 in recommended pipe diameter|28-1/4 to 31-1/2 in recommended pipe circumference

CSA Certified|cULus Listed