Lennox 37L48 Fan Blade 322838-752 The internal stainless steel components—including

The internal stainless steel components—including the float

Standard installations typically require a 1/2-inch pipe sealant or specialized O-rings depending on the specific boiler model

including a 5/32" Allen wrench for the wheel set screw and a nut driver for the housing fasteners

This model is a direct cross-reference for the Watts 3/4-M330-M1

ensuring consistent signal feedback to the ignition control module

Lennox 37L48 Fan Blade 322838-752 The internal stainless steel components—includingFor high demand condensing units and commercial HVAC applications, the Lennox 37L48 Fan Blade provides the precision engineered airflow required for optimal heat transfer. Built to meet 16" diameter specifications, this 3 wing propeller features a 32 degree pitch designed to maximize static pressure efficiency in outdoor condenser sections. As a veteran preferred Lennox replacement part, it utilizes a 1 2" bore with a fixed hub located on the opposite