Description
Lennox 21708 Blower Wheel Overview
The Lennox 21708 is a direct OEM replacement blower wheel engineered for reliable, efficient airflow performance in compatible Lennox heating and cooling systems. With precise dimensional specifications and a secure 1/2″ bore fit, this wheel is designed to restore your system’s original airflow capacity and maintain peak comfort levels.
Key Specifications
- SKU: 21708
- Wheel Diameter: 10″
- Wheel Width: 8″
- Bore Size: 1/2″
- Brand: Lennox
- Application: Replacement blower wheel for compatible Lennox HVAC systems
Features & Benefits
- OEM-quality construction ensures a precise drop-in replacement fit
- Engineered to maintain proper airflow balance and system efficiency
- Durable materials designed to withstand continuous blower operation
- 1/2″ bore accommodates standard blower motor shaft sizing
- 10″ x 8″ dimensions deliver the correct air volume for compatible Lennox equipment
- Helps restore heating and cooling performance to factory specifications
Application
This blower wheel is intended as a replacement component for compatible Lennox furnaces, air handlers, and HVAC units. Always verify your equipment model number against Lennox compatibility references before installation to ensure a proper fit.







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