Certain high-efficiency or two-stage models may require a separate LP pressure switch to comply with local codes and equipment safety standards

and resistive heating elements

making it ideal for hot gas bypass and demanding suction line conditions

Does this part include the internal metering device or screen

This part number is for the 3x1 blower wheel only

Sterling J34R06999-101 Fan Blade 30067439-890 Certain high-efficiency or two-stage modelsWhen you're dealing with a Sterling J34R06999 101 Fan Blade, precision in specs is everything to avoid premature motor burnout or excessive vibration. This 16 inch diameter propeller fan is a genuine OEM replacement fan blade engineered specifically for Sterling and Beacon Morris unit heaters, including the HSB and HBB series. Featuring a 4 blade aluminum construction, this component is built for lightweight durability and efficient airflow. The 20