ClimateMaster 686240-21 Blower Wheel 320735-701 it ensures accurate modulation for

it ensures accurate modulation for normally open or normally closed bronze globe valves

or a distinct "sulfur" odor

protecting the internal components from moisture and UV degradation in demanding outdoor environments

For water systems

ClimateMaster 686240-21 Blower Wheel 320735-701 it ensures accurate modulation forThe ClimateMaster 686240 21 Blower Wheel is a critical replacement component engineered specifically for high efficiency water source heat pump assemblies. This 10" x 10" x 1 2" double inlet centrifugal blower wheel is constructed with convex rim hubs and corrosion resistant galvanized steel, ensuring dynamic balance and vibration free operation at high RPMs. Designed with a 1 2 inch bore diameter, it integrates seamlessly with fractional horsepower