If your system requires high starting torque (HST)

Enhanced Flexibility: The single-fabric wrapped design permits higher flex life and compatibility with smaller sheave diameters

System Protection: Helps prevent dust and debris from entering the rear of the control unit

Universal Lennox Compatibility: Integrated into a wide range of Lennox Elite and Merit series furnaces and air handlers

ensuring the Bloomfield 2M-71135 remains legible over extended service cycles

Nordyne 661042R Burner Orifice If your system requires highThe Nordyne 661042R Burner Orifice is a precision engineered OEM replacement part designed for high efficiency LP gas furnace conversion and maintenance. Featuring a strictly calibrated . 042 orifice size (industry standard #42 drill size), this component is critical for regulating the manifold pressure and gas velocity in low pressure propane systems. As a veteran grade HVAC replacement part, it ensures the correct stoichiometric air to fuel ratio,