Ensure efficient and reliable airflow in your Lennox heating system with the Lennox 11H50 (603176-04) Channel Air Intake 90% DF. This genuine OEM component is engineered to deliver optimal air intake performance for 90% direct-fired (DF) furnace applications. It maintains the correct air-to-fuel ratio to support combustion efficiency and safe system operation.Designed to meet Lennox’s high standards of quality and durability, this channel intake is a direct replacement part, ideal for routine maintenance or repair needs. Ensure your HVAC system operates at peak performance with this precision-fit air intake channel.Key Features:
- OEM Lennox replacement part
- Part Number: 11H50 / 603176-04
- Application: 90% Direct-Fired (DF) systems
- Ensures optimal airflow and combustion efficiency
- Durable construction for long service life
