Hydrotherm BM-3336 Insulated Base Door A compromised wheel leads to

A compromised wheel leads to reduced combustion air volume

Built to withstand the thermal stress of heavy-duty industrial and commercial use

The die-cut design facilitates a precise fit on mating surfaces

or a blocked exhaust vent causing flames to "roll out" of the combustion chamber

this kit includes 30-inch lead wires and a durable 90-degree mounting bracket for precise sensor alignment

Hydrotherm BM-3336 Insulated Base Door A compromised wheel leads toThe Hydrotherm BM 3336 Insulated Base Door is a critical OEM replacement part engineered for high performance thermal containment in Hydrotherm R Series boilers. Designed to fit Model R gas furnaces, including the R 180C, R 210C, R 250C, and R 300B, this insulated boiler door features a steel frame and high density foam insulation to mitigate heat loss at the unit's base. Implementing a Hydrotherm BM 3336 ensures energy efficiency by maintaining