The Lennox 99W78 (Revcor 100060-32) is a premium-quality replacement fan blade engineered for reliable airflow performance and quiet operation. Designed with precision and durability in mind, this 22″ diameter, 3-blade assembly features a 32° pitch and a 1/2″ bore — delivering efficient air movement for heating, ventilation, and cooling applications that require counter-clockwise (CCW) facing discharge rotation.

Constructed from rugged, balanced materials, this fan blade reduces vibration and provides consistent performance in residential and commercial HVAC systems. It is an ideal direct replacement for worn, bent, or damaged blades to restore proper airflow and improve system efficiency. The aerodynamic design helps optimize motor load and airflow output, extending component life and enhancing overall system operation.

Whether you’re a professional HVAC technician or a DIY homeowner, the Lennox 99W78 fan blade (Revcor 100060-32) offers dependable performance and precision fit for the right equipment. Trust this high-grade fan blade to maintain proper airflow, improve system reliability, and keep indoor environments comfortable.

 

Key Features & Benefits:

• Genuine replacement for Lennox part 99W78 and Revcor 100060-32
• 22″ diameter with 3 blades for strong airflow distribution
• 32° pitch for optimized air movement and system efficiency
• 1/2″ bore for secure, stable motor shaft fit
• CCW facing discharge rotation — matches OEM direction
• Precision balanced to reduce vibration and noise
• Durable construction for long-lasting performance
• Ideal for HVAC system repairs and maintenance

 

Specifications:

• Diameter: 22 inches
• Blade Count: 3
• Blade Pitch: 32 degrees
• Bore Size: 1/2 inch
• Rotation: CCW Facing Discharge
• Manufacturer Cross Reference: Lennox 99W78, Revcor 100060-32

Application:
Replacement fan blade for compatible HVAC units requiring a 22″, 3-blade, 32° pitch, 1/2″ bore blade with CCW facing discharge. Suitable for a range of Lennox and Revcor systems specified by OEM part references.